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CVE-2022-23094 (GCVE-0-2022-23094)
Vulnerability from cvelistv5
- n/a
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rhsa-2022:0199
Vulnerability from csaf_redhat
Notes
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for libreswan is now available for Red Hat Enterprise Linux 8.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": "Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network (VPN).\n\nSecurity Fix(es):\n\n* libreswan: Malicious IKEv1 packet can cause libreswan to restart (CVE-2022-23094)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2022:0199", "url": "https://access.redhat.com/errata/RHSA-2022:0199" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2036898", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2036898" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_0199.json" } ], "title": "Red Hat Security Advisory: libreswan security update", "tracking": { "current_release_date": "2025-09-25T12:37:02+00:00", "generator": { "date": "2025-09-25T12:37:02+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.6.8" } }, "id": "RHSA-2022:0199", "initial_release_date": "2022-01-19T19:33:16+00:00", "revision_history": [ { "date": "2022-01-19T19:33:16+00:00", "number": "1", "summary": "Initial version" }, { "date": "2022-01-19T19:33:16+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2025-09-25T12:37:02+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux AppStream (v. 8)", "product": { "name": "Red Hat Enterprise Linux AppStream (v. 8)", "product_id": 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Hat Enterprise Linux AppStream (v. 8)", "product_id": "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.aarch64" }, "product_reference": "libreswan-debugsource-0:4.4-4.el8_5.aarch64", "relates_to_product_reference": "AppStream-8.5.0.Z.MAIN" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.4-4.el8_5.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)", "product_id": "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.ppc64le" }, "product_reference": "libreswan-debugsource-0:4.4-4.el8_5.ppc64le", "relates_to_product_reference": "AppStream-8.5.0.Z.MAIN" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.4-4.el8_5.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)", "product_id": "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.s390x" }, "product_reference": "libreswan-debugsource-0:4.4-4.el8_5.s390x", "relates_to_product_reference": "AppStream-8.5.0.Z.MAIN" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.4-4.el8_5.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)", "product_id": "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.x86_64" }, "product_reference": "libreswan-debugsource-0:4.4-4.el8_5.x86_64", "relates_to_product_reference": "AppStream-8.5.0.Z.MAIN" } ] }, "vulnerabilities": [ { "cve": "CVE-2022-23094", "cwe": { "id": "CWE-476", "name": "NULL Pointer Dereference" }, "discovery_date": "2022-01-03T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2036898" } ], "notes": [ { "category": "description", "text": "A vulnerability was found in libreswan. A malformed packet that is being rejected triggers a logging action that causes a NULL pointer dereference issue, leading to a crash of the pluto daemon.", "title": "Vulnerability description" }, { "category": "summary", "text": "libreswan: Malicious IKEv1 packet can cause libreswan to restart", "title": "Vulnerability summary" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.src", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2022-23094" }, { "category": "external", "summary": "RHBZ#2036898", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2036898" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2022-23094", "url": "https://www.cve.org/CVERecord?id=CVE-2022-23094" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-23094", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-23094" }, { "category": "external", "summary": "https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094.txt", "url": "https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094.txt" } ], "release_date": "2022-01-11T05:49:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2022-01-19T19:33:16+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.src", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2022:0199" }, { "category": "workaround", "details": "If all configured connections are using IKEv2, the IKEv1 subsystem can be disabled by adding the option ikev1-policy=drop to the \"config setup\" section of ipsec.conf. Alternatively, libreswan can be compiled with USE_IKEv1=false.\n\nIf all remote peers are on static IP addresses, a firewall rule blocking UDP port 500 and 4500 can be installed to prevent attackers from sending packets to the pluto IKE daemon.\n\nIf peers appear on dynamic IP addresses and IKEv1 connections must be supported, then no workarounds are known, and libreswan must be updated or patched.", "product_ids": [ "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.src", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.src", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "libreswan: Malicious IKEv1 packet can cause libreswan to restart" } ] }
rhsa-2022:0239
Vulnerability from csaf_redhat
Notes
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for libreswan is now available for Red Hat Enterprise Linux 8.4 Extended Update Support.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": "Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network (VPN).\n\nSecurity Fix(es):\n\n* libreswan: Malicious IKEv1 packet can cause libreswan to restart (CVE-2022-23094)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2022:0239", "url": "https://access.redhat.com/errata/RHSA-2022:0239" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2036898", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2036898" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_0239.json" } ], "title": "Red Hat Security Advisory: libreswan security update", "tracking": { "current_release_date": "2025-09-25T12:37:10+00:00", "generator": { "date": "2025-09-25T12:37:10+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.6.8" } }, "id": "RHSA-2022:0239", "initial_release_date": "2022-01-24T14:07:58+00:00", "revision_history": [ { "date": "2022-01-24T14:07:58+00:00", "number": "1", "summary": "Initial version" }, { "date": "2022-01-24T14:07:58+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2025-09-25T12:37:10+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product": { "name": "Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": 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"AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.ppc64le" }, "product_reference": "libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debuginfo-0:4.3-6.el8_4.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.s390x" }, "product_reference": "libreswan-debuginfo-0:4.3-6.el8_4.s390x", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debuginfo-0:4.3-6.el8_4.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.x86_64" }, "product_reference": "libreswan-debuginfo-0:4.3-6.el8_4.x86_64", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.3-6.el8_4.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.aarch64" }, "product_reference": "libreswan-debugsource-0:4.3-6.el8_4.aarch64", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.3-6.el8_4.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.ppc64le" }, "product_reference": "libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.3-6.el8_4.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.s390x" }, "product_reference": "libreswan-debugsource-0:4.3-6.el8_4.s390x", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.3-6.el8_4.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.x86_64" }, "product_reference": "libreswan-debugsource-0:4.3-6.el8_4.x86_64", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" } ] }, "vulnerabilities": [ { "cve": "CVE-2022-23094", "cwe": { "id": "CWE-476", "name": "NULL Pointer Dereference" }, "discovery_date": "2022-01-03T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2036898" } ], "notes": [ { "category": "description", "text": "A vulnerability was found in libreswan. A malformed packet that is being rejected triggers a logging action that causes a NULL pointer dereference issue, leading to a crash of the pluto daemon.", "title": "Vulnerability description" }, { "category": "summary", "text": "libreswan: Malicious IKEv1 packet can cause libreswan to restart", "title": "Vulnerability summary" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.src", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2022-23094" }, { "category": "external", "summary": "RHBZ#2036898", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2036898" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2022-23094", "url": "https://www.cve.org/CVERecord?id=CVE-2022-23094" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-23094", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-23094" }, { "category": "external", "summary": "https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094.txt", "url": "https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094.txt" } ], "release_date": "2022-01-11T05:49:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2022-01-24T14:07:58+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.src", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2022:0239" }, { "category": "workaround", "details": "If all configured connections are using IKEv2, the IKEv1 subsystem can be disabled by adding the option ikev1-policy=drop to the \"config setup\" section of ipsec.conf. Alternatively, libreswan can be compiled with USE_IKEv1=false.\n\nIf all remote peers are on static IP addresses, a firewall rule blocking UDP port 500 and 4500 can be installed to prevent attackers from sending packets to the pluto IKE daemon.\n\nIf peers appear on dynamic IP addresses and IKEv1 connections must be supported, then no workarounds are known, and libreswan must be updated or patched.", "product_ids": [ "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.src", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.src", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "libreswan: Malicious IKEv1 packet can cause libreswan to restart" } ] }
rhsa-2022_0239
Vulnerability from csaf_redhat
Notes
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for libreswan is now available for Red Hat Enterprise Linux 8.4 Extended Update Support.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": "Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network (VPN).\n\nSecurity Fix(es):\n\n* libreswan: Malicious IKEv1 packet can cause libreswan to restart (CVE-2022-23094)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2022:0239", "url": "https://access.redhat.com/errata/RHSA-2022:0239" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2036898", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2036898" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_0239.json" } ], "title": "Red Hat Security Advisory: libreswan security update", "tracking": { "current_release_date": "2024-11-22T18:08:03+00:00", "generator": { "date": "2024-11-22T18:08:03+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.2.1" } }, "id": "RHSA-2022:0239", "initial_release_date": "2022-01-24T14:07:58+00:00", "revision_history": [ { "date": "2022-01-24T14:07:58+00:00", "number": "1", "summary": "Initial version" }, { "date": "2022-01-24T14:07:58+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2024-11-22T18:08:03+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product": { "name": "Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS", "product_identification_helper": { "cpe": "cpe:/a:redhat:rhel_eus:8.4::appstream" } } } ], "category": "product_family", "name": "Red Hat Enterprise Linux" }, { "branches": [ { "category": "product_version", "name": "libreswan-0:4.3-6.el8_4.src", "product": { "name": "libreswan-0:4.3-6.el8_4.src", "product_id": "libreswan-0:4.3-6.el8_4.src", "product_identification_helper": { "purl": "pkg:rpm/redhat/libreswan@4.3-6.el8_4?arch=src" } } } ], "category": "architecture", "name": "src" }, { "branches": [ { "category": "product_version", "name": "libreswan-0:4.3-6.el8_4.aarch64", "product": { "name": "libreswan-0:4.3-6.el8_4.aarch64", "product_id": "libreswan-0:4.3-6.el8_4.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/libreswan@4.3-6.el8_4?arch=aarch64" } } }, { "category": "product_version", "name": "libreswan-debugsource-0:4.3-6.el8_4.aarch64", "product": { "name": "libreswan-debugsource-0:4.3-6.el8_4.aarch64", "product_id": 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"full_product_name": { "name": "libreswan-0:4.3-6.el8_4.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.ppc64le" }, "product_reference": "libreswan-0:4.3-6.el8_4.ppc64le", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-0:4.3-6.el8_4.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.s390x" }, "product_reference": "libreswan-0:4.3-6.el8_4.s390x", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-0:4.3-6.el8_4.src as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.src" }, "product_reference": "libreswan-0:4.3-6.el8_4.src", "relates_to_product_reference": 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"AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.ppc64le" }, "product_reference": "libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debuginfo-0:4.3-6.el8_4.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.s390x" }, "product_reference": "libreswan-debuginfo-0:4.3-6.el8_4.s390x", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debuginfo-0:4.3-6.el8_4.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.x86_64" }, "product_reference": "libreswan-debuginfo-0:4.3-6.el8_4.x86_64", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.3-6.el8_4.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.aarch64" }, "product_reference": "libreswan-debugsource-0:4.3-6.el8_4.aarch64", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.3-6.el8_4.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.ppc64le" }, "product_reference": "libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.3-6.el8_4.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.s390x" }, "product_reference": "libreswan-debugsource-0:4.3-6.el8_4.s390x", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.3-6.el8_4.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.x86_64" }, "product_reference": "libreswan-debugsource-0:4.3-6.el8_4.x86_64", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" } ] }, "vulnerabilities": [ { "cve": "CVE-2022-23094", "cwe": { "id": "CWE-476", "name": "NULL Pointer Dereference" }, "discovery_date": "2022-01-03T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2036898" } ], "notes": [ { "category": "description", "text": "A vulnerability was found in libreswan. A malformed packet that is being rejected triggers a logging action that causes a NULL pointer dereference issue, leading to a crash of the pluto daemon.", "title": "Vulnerability description" }, { "category": "summary", "text": "libreswan: Malicious IKEv1 packet can cause libreswan to restart", "title": "Vulnerability summary" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.src", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2022-23094" }, { "category": "external", "summary": "RHBZ#2036898", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2036898" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2022-23094", "url": "https://www.cve.org/CVERecord?id=CVE-2022-23094" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-23094", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-23094" }, { "category": "external", "summary": "https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094.txt", "url": "https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094.txt" } ], "release_date": "2022-01-11T05:49:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2022-01-24T14:07:58+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.src", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2022:0239" }, { "category": "workaround", "details": "If all configured connections are using IKEv2, the IKEv1 subsystem can be disabled by adding the option ikev1-policy=drop to the \"config setup\" section of ipsec.conf. Alternatively, libreswan can be compiled with USE_IKEv1=false.\n\nIf all remote peers are on static IP addresses, a firewall rule blocking UDP port 500 and 4500 can be installed to prevent attackers from sending packets to the pluto IKE daemon.\n\nIf peers appear on dynamic IP addresses and IKEv1 connections must be supported, then no workarounds are known, and libreswan must be updated or patched.", "product_ids": [ "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.src", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.src", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "libreswan: Malicious IKEv1 packet can cause libreswan to restart" } ] }
rhsa-2022_0199
Vulnerability from csaf_redhat
Notes
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for libreswan is now available for Red Hat Enterprise Linux 8.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": "Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network (VPN).\n\nSecurity Fix(es):\n\n* libreswan: Malicious IKEv1 packet can cause libreswan to restart (CVE-2022-23094)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2022:0199", "url": "https://access.redhat.com/errata/RHSA-2022:0199" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2036898", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2036898" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_0199.json" } ], "title": "Red Hat Security Advisory: libreswan security update", "tracking": { "current_release_date": "2024-11-22T18:07:55+00:00", "generator": { "date": "2024-11-22T18:07:55+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.2.1" } }, "id": "RHSA-2022:0199", "initial_release_date": "2022-01-19T19:33:16+00:00", "revision_history": [ { "date": "2022-01-19T19:33:16+00:00", "number": "1", "summary": "Initial version" }, { "date": "2022-01-19T19:33:16+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2024-11-22T18:07:55+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux AppStream (v. 8)", "product": { "name": "Red Hat Enterprise Linux AppStream (v. 8)", "product_id": 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"AppStream-8.5.0.Z.MAIN" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.4-4.el8_5.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)", "product_id": "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.x86_64" }, "product_reference": "libreswan-debugsource-0:4.4-4.el8_5.x86_64", "relates_to_product_reference": "AppStream-8.5.0.Z.MAIN" } ] }, "vulnerabilities": [ { "cve": "CVE-2022-23094", "cwe": { "id": "CWE-476", "name": "NULL Pointer Dereference" }, "discovery_date": "2022-01-03T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2036898" } ], "notes": [ { "category": "description", "text": "A vulnerability was found in libreswan. A malformed packet that is being rejected triggers a logging action that causes a NULL pointer dereference issue, leading to a crash of the pluto daemon.", "title": "Vulnerability description" }, { "category": "summary", "text": "libreswan: Malicious IKEv1 packet can cause libreswan to restart", "title": "Vulnerability summary" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.src", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2022-23094" }, { "category": "external", "summary": "RHBZ#2036898", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2036898" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2022-23094", "url": "https://www.cve.org/CVERecord?id=CVE-2022-23094" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-23094", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-23094" }, { "category": "external", "summary": "https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094.txt", "url": "https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094.txt" } ], "release_date": "2022-01-11T05:49:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2022-01-19T19:33:16+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.src", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2022:0199" }, { "category": "workaround", "details": "If all configured connections are using IKEv2, the IKEv1 subsystem can be disabled by adding the option ikev1-policy=drop to the \"config setup\" section of ipsec.conf. Alternatively, libreswan can be compiled with USE_IKEv1=false.\n\nIf all remote peers are on static IP addresses, a firewall rule blocking UDP port 500 and 4500 can be installed to prevent attackers from sending packets to the pluto IKE daemon.\n\nIf peers appear on dynamic IP addresses and IKEv1 connections must be supported, then no workarounds are known, and libreswan must be updated or patched.", "product_ids": [ "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.src", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.src", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "libreswan: Malicious IKEv1 packet can cause libreswan to restart" } ] }
RHSA-2022:0239
Vulnerability from csaf_redhat
Notes
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for libreswan is now available for Red Hat Enterprise Linux 8.4 Extended Update Support.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": "Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network (VPN).\n\nSecurity Fix(es):\n\n* libreswan: Malicious IKEv1 packet can cause libreswan to restart (CVE-2022-23094)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2022:0239", "url": "https://access.redhat.com/errata/RHSA-2022:0239" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2036898", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2036898" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_0239.json" } ], "title": "Red Hat Security Advisory: libreswan security update", "tracking": { "current_release_date": "2025-09-25T12:37:10+00:00", "generator": { "date": "2025-09-25T12:37:10+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.6.8" } }, "id": "RHSA-2022:0239", "initial_release_date": "2022-01-24T14:07:58+00:00", "revision_history": [ { "date": "2022-01-24T14:07:58+00:00", "number": "1", "summary": "Initial version" }, { "date": "2022-01-24T14:07:58+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2025-09-25T12:37:10+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product": { "name": "Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": 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"product_id": "libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/libreswan-debugsource@4.3-6.el8_4?arch=ppc64le" } } }, { "category": "product_version", "name": "libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "product": { "name": "libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "product_id": "libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/libreswan-debuginfo@4.3-6.el8_4?arch=ppc64le" } } } ], "category": "architecture", "name": "ppc64le" }, { "branches": [ { "category": "product_version", "name": "libreswan-0:4.3-6.el8_4.x86_64", "product": { "name": "libreswan-0:4.3-6.el8_4.x86_64", "product_id": "libreswan-0:4.3-6.el8_4.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/libreswan@4.3-6.el8_4?arch=x86_64" } } }, { "category": "product_version", "name": "libreswan-debugsource-0:4.3-6.el8_4.x86_64", "product": { "name": "libreswan-debugsource-0:4.3-6.el8_4.x86_64", 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"AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-0:4.3-6.el8_4.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.x86_64" }, "product_reference": "libreswan-0:4.3-6.el8_4.x86_64", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debuginfo-0:4.3-6.el8_4.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.aarch64" }, "product_reference": "libreswan-debuginfo-0:4.3-6.el8_4.aarch64", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debuginfo-0:4.3-6.el8_4.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.ppc64le" }, "product_reference": "libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debuginfo-0:4.3-6.el8_4.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.s390x" }, "product_reference": "libreswan-debuginfo-0:4.3-6.el8_4.s390x", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debuginfo-0:4.3-6.el8_4.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.x86_64" }, "product_reference": "libreswan-debuginfo-0:4.3-6.el8_4.x86_64", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.3-6.el8_4.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.aarch64" }, "product_reference": "libreswan-debugsource-0:4.3-6.el8_4.aarch64", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.3-6.el8_4.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.ppc64le" }, "product_reference": "libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.3-6.el8_4.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.s390x" }, "product_reference": "libreswan-debugsource-0:4.3-6.el8_4.s390x", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.3-6.el8_4.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)", "product_id": "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.x86_64" }, "product_reference": "libreswan-debugsource-0:4.3-6.el8_4.x86_64", "relates_to_product_reference": "AppStream-8.4.0.Z.EUS" } ] }, "vulnerabilities": [ { "cve": "CVE-2022-23094", "cwe": { "id": "CWE-476", "name": "NULL Pointer Dereference" }, "discovery_date": "2022-01-03T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2036898" } ], "notes": [ { "category": "description", "text": "A vulnerability was found in libreswan. A malformed packet that is being rejected triggers a logging action that causes a NULL pointer dereference issue, leading to a crash of the pluto daemon.", "title": "Vulnerability description" }, { "category": "summary", "text": "libreswan: Malicious IKEv1 packet can cause libreswan to restart", "title": "Vulnerability summary" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.src", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2022-23094" }, { "category": "external", "summary": "RHBZ#2036898", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2036898" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2022-23094", "url": "https://www.cve.org/CVERecord?id=CVE-2022-23094" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-23094", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-23094" }, { "category": "external", "summary": "https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094.txt", "url": "https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094.txt" } ], "release_date": "2022-01-11T05:49:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2022-01-24T14:07:58+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.src", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2022:0239" }, { "category": "workaround", "details": "If all configured connections are using IKEv2, the IKEv1 subsystem can be disabled by adding the option ikev1-policy=drop to the \"config setup\" section of ipsec.conf. Alternatively, libreswan can be compiled with USE_IKEv1=false.\n\nIf all remote peers are on static IP addresses, a firewall rule blocking UDP port 500 and 4500 can be installed to prevent attackers from sending packets to the pluto IKE daemon.\n\nIf peers appear on dynamic IP addresses and IKEv1 connections must be supported, then no workarounds are known, and libreswan must be updated or patched.", "product_ids": [ "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.src", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.src", "AppStream-8.4.0.Z.EUS:libreswan-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debuginfo-0:4.3-6.el8_4.x86_64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.aarch64", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.ppc64le", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.s390x", "AppStream-8.4.0.Z.EUS:libreswan-debugsource-0:4.3-6.el8_4.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "libreswan: Malicious IKEv1 packet can cause libreswan to restart" } ] }
RHSA-2022:0199
Vulnerability from csaf_redhat
Notes
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for libreswan is now available for Red Hat Enterprise Linux 8.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": "Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network (VPN).\n\nSecurity Fix(es):\n\n* libreswan: Malicious IKEv1 packet can cause libreswan to restart (CVE-2022-23094)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2022:0199", "url": "https://access.redhat.com/errata/RHSA-2022:0199" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2036898", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2036898" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_0199.json" } ], "title": "Red Hat Security Advisory: libreswan security update", "tracking": { "current_release_date": "2025-09-25T12:37:02+00:00", "generator": { "date": "2025-09-25T12:37:02+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.6.8" } }, "id": "RHSA-2022:0199", "initial_release_date": "2022-01-19T19:33:16+00:00", "revision_history": [ { "date": "2022-01-19T19:33:16+00:00", "number": "1", "summary": "Initial version" }, { "date": "2022-01-19T19:33:16+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2025-09-25T12:37:02+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux AppStream (v. 8)", "product": { "name": "Red Hat Enterprise Linux AppStream (v. 8)", "product_id": 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"product_id": "libreswan-debugsource-0:4.4-4.el8_5.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/libreswan-debugsource@4.4-4.el8_5?arch=ppc64le" } } }, { "category": "product_version", "name": "libreswan-debuginfo-0:4.4-4.el8_5.ppc64le", "product": { "name": "libreswan-debuginfo-0:4.4-4.el8_5.ppc64le", "product_id": "libreswan-debuginfo-0:4.4-4.el8_5.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/libreswan-debuginfo@4.4-4.el8_5?arch=ppc64le" } } } ], "category": "architecture", "name": "ppc64le" }, { "branches": [ { "category": "product_version", "name": "libreswan-0:4.4-4.el8_5.x86_64", "product": { "name": "libreswan-0:4.4-4.el8_5.x86_64", "product_id": "libreswan-0:4.4-4.el8_5.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/libreswan@4.4-4.el8_5?arch=x86_64" } } }, { "category": "product_version", "name": "libreswan-debugsource-0:4.4-4.el8_5.x86_64", "product": { "name": "libreswan-debugsource-0:4.4-4.el8_5.x86_64", 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Hat Enterprise Linux AppStream (v. 8)", "product_id": "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.aarch64" }, "product_reference": "libreswan-debugsource-0:4.4-4.el8_5.aarch64", "relates_to_product_reference": "AppStream-8.5.0.Z.MAIN" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.4-4.el8_5.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)", "product_id": "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.ppc64le" }, "product_reference": "libreswan-debugsource-0:4.4-4.el8_5.ppc64le", "relates_to_product_reference": "AppStream-8.5.0.Z.MAIN" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.4-4.el8_5.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)", "product_id": "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.s390x" }, "product_reference": "libreswan-debugsource-0:4.4-4.el8_5.s390x", "relates_to_product_reference": "AppStream-8.5.0.Z.MAIN" }, { "category": "default_component_of", "full_product_name": { "name": "libreswan-debugsource-0:4.4-4.el8_5.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)", "product_id": "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.x86_64" }, "product_reference": "libreswan-debugsource-0:4.4-4.el8_5.x86_64", "relates_to_product_reference": "AppStream-8.5.0.Z.MAIN" } ] }, "vulnerabilities": [ { "cve": "CVE-2022-23094", "cwe": { "id": "CWE-476", "name": "NULL Pointer Dereference" }, "discovery_date": "2022-01-03T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2036898" } ], "notes": [ { "category": "description", "text": "A vulnerability was found in libreswan. A malformed packet that is being rejected triggers a logging action that causes a NULL pointer dereference issue, leading to a crash of the pluto daemon.", "title": "Vulnerability description" }, { "category": "summary", "text": "libreswan: Malicious IKEv1 packet can cause libreswan to restart", "title": "Vulnerability summary" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.src", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2022-23094" }, { "category": "external", "summary": "RHBZ#2036898", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2036898" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2022-23094", "url": "https://www.cve.org/CVERecord?id=CVE-2022-23094" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-23094", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-23094" }, { "category": "external", "summary": "https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094.txt", "url": "https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094.txt" } ], "release_date": "2022-01-11T05:49:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2022-01-19T19:33:16+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.src", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2022:0199" }, { "category": "workaround", "details": "If all configured connections are using IKEv2, the IKEv1 subsystem can be disabled by adding the option ikev1-policy=drop to the \"config setup\" section of ipsec.conf. Alternatively, libreswan can be compiled with USE_IKEv1=false.\n\nIf all remote peers are on static IP addresses, a firewall rule blocking UDP port 500 and 4500 can be installed to prevent attackers from sending packets to the pluto IKE daemon.\n\nIf peers appear on dynamic IP addresses and IKEv1 connections must be supported, then no workarounds are known, and libreswan must be updated or patched.", "product_ids": [ "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.src", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.src", "AppStream-8.5.0.Z.MAIN:libreswan-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debuginfo-0:4.4-4.el8_5.x86_64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.aarch64", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.ppc64le", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.s390x", "AppStream-8.5.0.Z.MAIN:libreswan-debugsource-0:4.4-4.el8_5.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "libreswan: Malicious IKEv1 packet can cause libreswan to restart" } ] }
fkie_cve-2022-23094
Vulnerability from fkie_nvd
Vendor | Product | Version | |
---|---|---|---|
libreswan | libreswan | * | |
fedoraproject | fedora | 34 | |
fedoraproject | fedora | 35 | |
debian | debian_linux | 10.0 |
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:libreswan:libreswan:*:*:*:*:*:*:*:*", "matchCriteriaId": "32DBE093-AC0F-44D8-928A-891291E794CD", "versionEndExcluding": "4.6", "versionStartIncluding": "4.2", "vulnerable": true } ], "negate": false, "operator": "OR" } ] }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835", "vulnerable": true }, { "criteria": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*", "matchCriteriaId": "80E516C0-98A4-4ADE-B69F-66A772E2BAAA", "vulnerable": true } ], "negate": false, "operator": "OR" } ] }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted IKEv1 packet because pluto/ikev1.c wrongly expects that a state object exists. This is fixed in 4.6." }, { "lang": "es", "value": "Libreswan versiones 4.2 hasta 4.5, permite a atacantes remotos causar una denegaci\u00f3n de servicio (desreferencia del puntero NULL y bloqueo del demonio) por medio de un paquete IKEv1 dise\u00f1ado porque el archivo pluto/ikev1.c espera err\u00f3neamente que sea presentado un objeto de estado. Esto ha sido corregido en versi\u00f3n 4.6" } ], "id": "CVE-2022-23094", "lastModified": "2024-11-21T06:47:58.540", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": { "accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0" }, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false } ], "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2022-01-15T02:15:06.547", "references": [ { "source": "cve@mitre.org", "tags": [ "Exploit", "Issue Tracking", "Third Party Advisory" ], "url": "https://github.com/libreswan/libreswan/issues/585" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "https://libreswan.org/security/CVE-2022-23094" }, { "source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HPMIHAXWQUJAPCIGNJ5J5Q6ASWQBU7T5/" }, { "source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UFZ7WP5LNNBW5ADIOPDSPQ23SXZJRNMP/" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "https://www.debian.org/security/2022/dsa-5048" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Exploit", "Issue Tracking", "Third Party Advisory" ], "url": "https://github.com/libreswan/libreswan/issues/585" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://libreswan.org/security/CVE-2022-23094" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HPMIHAXWQUJAPCIGNJ5J5Q6ASWQBU7T5/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UFZ7WP5LNNBW5ADIOPDSPQ23SXZJRNMP/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://www.debian.org/security/2022/dsa-5048" } ], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-476" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
cnvd-2022-15522
Vulnerability from cnvd
Title: Libreswan代码问题漏洞(CNVD-2022-15522)
Description:
Libreswan是一个类似于Openswan的IPsec实现,它主要用于保证数据传输中的安全性、完整性问题。
Libreswan存在代码问题漏洞,攻击者可利用该漏洞向应用程序发送特制的IKEv1数据包,在对被拒绝的IKEv1数据包进行日志记录操作期间触发NULL指针取消引用错误,并使pluto守护程序崩溃。
Severity: 中
Patch Name: Libreswan代码问题漏洞(CNVD-2022-15522)的补丁
Patch Description:
Libreswan是一个类似于Openswan的IPsec实现,它主要用于保证数据传输中的安全性、完整性问题。
Libreswan存在代码问题漏洞,攻击者可利用该漏洞向应用程序发送特制的IKEv1数据包,在对被拒绝的IKEv1数据包进行日志记录操作期间触发NULL指针取消引用错误,并使pluto守护程序崩溃。目前,供应商发布了安全公告及相关补丁信息,修复了此漏洞。
Formal description:
厂商已发布了漏洞修复程序,请及时关注更新: https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094.txt
Reference: https://nvd.nist.gov/vuln/detail/CVE-2022-23094
Name | Libreswan Libreswan >=4.2,<=4.5 |
---|
{ "cves": { "cve": { "cveNumber": "CVE-2022-23094" } }, "description": "Libreswan\u662f\u4e00\u4e2a\u7c7b\u4f3c\u4e8eOpenswan\u7684IPsec\u5b9e\u73b0\uff0c\u5b83\u4e3b\u8981\u7528\u4e8e\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u4e2d\u7684\u5b89\u5168\u6027\u3001\u5b8c\u6574\u6027\u95ee\u9898\u3002\n\nLibreswan\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5411\u5e94\u7528\u7a0b\u5e8f\u53d1\u9001\u7279\u5236\u7684IKEv1\u6570\u636e\u5305\uff0c\u5728\u5bf9\u88ab\u62d2\u7edd\u7684IKEv1\u6570\u636e\u5305\u8fdb\u884c\u65e5\u5fd7\u8bb0\u5f55\u64cd\u4f5c\u671f\u95f4\u89e6\u53d1NULL\u6307\u9488\u53d6\u6d88\u5f15\u7528\u9519\u8bef\uff0c\u5e76\u4f7fpluto\u5b88\u62a4\u7a0b\u5e8f\u5d29\u6e83\u3002", "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://libreswan.org/security/CVE-2022-23094/CVE-2022-23094.txt", "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e", "number": "CNVD-2022-15522", "openTime": "2022-03-01", "patchDescription": "Libreswan\u662f\u4e00\u4e2a\u7c7b\u4f3c\u4e8eOpenswan\u7684IPsec\u5b9e\u73b0\uff0c\u5b83\u4e3b\u8981\u7528\u4e8e\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u4e2d\u7684\u5b89\u5168\u6027\u3001\u5b8c\u6574\u6027\u95ee\u9898\u3002\r\n\r\nLibreswan\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5411\u5e94\u7528\u7a0b\u5e8f\u53d1\u9001\u7279\u5236\u7684IKEv1\u6570\u636e\u5305\uff0c\u5728\u5bf9\u88ab\u62d2\u7edd\u7684IKEv1\u6570\u636e\u5305\u8fdb\u884c\u65e5\u5fd7\u8bb0\u5f55\u64cd\u4f5c\u671f\u95f4\u89e6\u53d1NULL\u6307\u9488\u53d6\u6d88\u5f15\u7528\u9519\u8bef\uff0c\u5e76\u4f7fpluto\u5b88\u62a4\u7a0b\u5e8f\u5d29\u6e83\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002", "patchName": "Libreswan\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2022-15522\uff09\u7684\u8865\u4e01", "products": { "product": "Libreswan Libreswan \u003e=4.2\uff0c\u003c=4.5" }, "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2022-23094", "serverity": "\u4e2d", "submitTime": "2022-01-13", "title": "Libreswan\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2022-15522\uff09" }
ghsa-m3gq-3gw9-x3fv
Vulnerability from github
Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted IKEv1 packet because pluto/ikev1.c wrongly expects that a state object exists. This is fixed in 4.6.
{ "affected": [], "aliases": [ "CVE-2022-23094" ], "database_specific": { "cwe_ids": [ "CWE-476" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2022-01-15T02:15:00Z", "severity": "HIGH" }, "details": "Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted IKEv1 packet because pluto/ikev1.c wrongly expects that a state object exists. This is fixed in 4.6.", "id": "GHSA-m3gq-3gw9-x3fv", "modified": "2022-01-25T00:03:12Z", "published": "2022-01-16T00:00:45Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-23094" }, { "type": "WEB", "url": "https://github.com/libreswan/libreswan/issues/585" }, { "type": "WEB", "url": "https://libreswan.org/security/CVE-2022-23094" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HPMIHAXWQUJAPCIGNJ5J5Q6ASWQBU7T5" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UFZ7WP5LNNBW5ADIOPDSPQ23SXZJRNMP" }, { "type": "WEB", "url": "https://www.debian.org/security/2022/dsa-5048" } ], "schema_version": "1.4.0", "severity": [] }
gsd-2022-23094
Vulnerability from gsd
{ "GSD": { "alias": "CVE-2022-23094", "description": "Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted IKEv1 packet because pluto/ikev1.c wrongly expects that a state object exists. This is fixed in 4.6.", "id": "GSD-2022-23094", "references": [ "https://www.debian.org/security/2022/dsa-5048", "https://access.redhat.com/errata/RHSA-2022:0239", "https://access.redhat.com/errata/RHSA-2022:0199", "https://advisories.mageia.org/CVE-2022-23094.html", "https://linux.oracle.com/cve/CVE-2022-23094.html" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2022-23094" ], "details": "Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted IKEv1 packet because pluto/ikev1.c wrongly expects that a state object exists. This is fixed in 4.6.", "id": "GSD-2022-23094", "modified": "2023-12-13T01:19:35.328546Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2022-23094", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted IKEv1 packet because pluto/ikev1.c wrongly expects that a state object exists. This is fixed in 4.6." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://libreswan.org/security/CVE-2022-23094", "refsource": "MISC", "url": "https://libreswan.org/security/CVE-2022-23094" }, { "name": "https://github.com/libreswan/libreswan/issues/585", "refsource": "MISC", "url": "https://github.com/libreswan/libreswan/issues/585" }, { "name": "DSA-5048", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2022/dsa-5048" }, { "name": "FEDORA-2022-a4bca77f88", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UFZ7WP5LNNBW5ADIOPDSPQ23SXZJRNMP/" }, { "name": "FEDORA-2022-42e0892147", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HPMIHAXWQUJAPCIGNJ5J5Q6ASWQBU7T5/" } ] } }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:a:libreswan:libreswan:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "4.6", "versionStartIncluding": "4.2", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2022-23094" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted IKEv1 packet because pluto/ikev1.c wrongly expects that a state object exists. This is fixed in 4.6." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-476" } ] } ] }, "references": { "reference_data": [ { "name": "https://github.com/libreswan/libreswan/issues/585", "refsource": "MISC", "tags": [ "Exploit", "Issue Tracking", "Third Party Advisory" ], "url": "https://github.com/libreswan/libreswan/issues/585" }, { "name": "https://libreswan.org/security/CVE-2022-23094", "refsource": "MISC", "tags": [ "Third Party Advisory" ], "url": "https://libreswan.org/security/CVE-2022-23094" }, { "name": "DSA-5048", "refsource": "DEBIAN", "tags": [ "Third Party Advisory" ], "url": "https://www.debian.org/security/2022/dsa-5048" }, { "name": "FEDORA-2022-a4bca77f88", "refsource": "FEDORA", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UFZ7WP5LNNBW5ADIOPDSPQ23SXZJRNMP/" }, { "name": "FEDORA-2022-42e0892147", "refsource": "FEDORA", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HPMIHAXWQUJAPCIGNJ5J5Q6ASWQBU7T5/" } ] } }, "impact": { "baseMetricV2": { "acInsufInfo": false, "cvssV2": { "accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0" }, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "MEDIUM", "userInteractionRequired": false }, "baseMetricV3": { "cvssV3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "exploitabilityScore": 3.9, "impactScore": 3.6 } }, "lastModifiedDate": "2022-01-24T13:27Z", "publishedDate": "2022-01-15T02:15Z" } } }
Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.