gsd-2015-7970
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
The p2m_pod_emergency_sweep function in arch/x86/mm/p2m-pod.c in Xen 3.4.x, 3.5.x, and 3.6.x is not preemptible, which allows local x86 HVM guest administrators to cause a denial of service (CPU consumption and possibly reboot) via crafted memory contents that triggers a "time-consuming linear scan," related to Populate-on-Demand.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2015-7970", "description": "The p2m_pod_emergency_sweep function in arch/x86/mm/p2m-pod.c in Xen 3.4.x, 3.5.x, and 3.6.x is not preemptible, which allows local x86 HVM guest administrators to cause a denial of service (CPU consumption and possibly reboot) via crafted memory contents that triggers a \"time-consuming linear scan,\" related to Populate-on-Demand.", "id": "GSD-2015-7970", "references": [ "https://www.suse.com/security/cve/CVE-2015-7970.html", "https://www.debian.org/security/2015/dsa-3414", "https://advisories.mageia.org/CVE-2015-7970.html" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2015-7970" ], "details": "The p2m_pod_emergency_sweep function in arch/x86/mm/p2m-pod.c in Xen 3.4.x, 3.5.x, and 3.6.x is not preemptible, which allows local x86 HVM guest administrators to cause a denial of service (CPU consumption and possibly reboot) via crafted memory contents that triggers a \"time-consuming linear scan,\" related to Populate-on-Demand.", "id": "GSD-2015-7970", "modified": "2023-12-13T01:20:01.884894Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2015-7970", "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": "The p2m_pod_emergency_sweep function in arch/x86/mm/p2m-pod.c in Xen 3.4.x, 3.5.x, and 3.6.x is not preemptible, which allows local x86 HVM guest administrators to cause a denial of service (CPU consumption and possibly reboot) via crafted memory contents that triggers a \"time-consuming linear scan,\" related to Populate-on-Demand." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "77362", "refsource": "BID", "url": "http://www.securityfocus.com/bid/77362" }, { "name": "http://support.citrix.com/article/CTX202404", "refsource": "CONFIRM", "url": "http://support.citrix.com/article/CTX202404" }, { "name": "FEDORA-2015-242be2c240", "refsource": "FEDORA", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html" }, { "name": "FEDORA-2015-a931b02be2", "refsource": "FEDORA", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html" }, { "name": "openSUSE-SU-2015:2250", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-updates/2015-12/msg00053.html" }, { "name": "1034034", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1034034" }, { "name": "http://xenbits.xen.org/xsa/advisory-150.html", "refsource": "CONFIRM", "url": "http://xenbits.xen.org/xsa/advisory-150.html" }, { "name": "DSA-3414", "refsource": "DEBIAN", "url": "http://www.debian.org/security/2015/dsa-3414" }, { "name": "FEDORA-2015-6f6b79efe2", "refsource": "FEDORA", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html" }, { "name": "GLSA-201604-03", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/201604-03" } ] } }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:xen:xen:3.4.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:xen:xen:3.4.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:xen:xen:3.4.3:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:xen:xen:3.4.4:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:xen:xen:3.4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2015-7970" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "The p2m_pod_emergency_sweep function in arch/x86/mm/p2m-pod.c in Xen 3.4.x, 3.5.x, and 3.6.x is not preemptible, which allows local x86 HVM guest administrators to cause a denial of service (CPU consumption and possibly reboot) via crafted memory contents that triggers a \"time-consuming linear scan,\" related to Populate-on-Demand." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-399" } ] } ] }, "references": { "reference_data": [ { "name": "http://xenbits.xen.org/xsa/advisory-150.html", "refsource": "CONFIRM", "tags": [ "Vendor Advisory" ], "url": "http://xenbits.xen.org/xsa/advisory-150.html" }, { "name": "77362", "refsource": "BID", "tags": [], "url": "http://www.securityfocus.com/bid/77362" }, { "name": "http://support.citrix.com/article/CTX202404", "refsource": "CONFIRM", "tags": [], "url": "http://support.citrix.com/article/CTX202404" }, { "name": "FEDORA-2015-242be2c240", "refsource": "FEDORA", "tags": [], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html" }, { "name": "1034034", "refsource": "SECTRACK", "tags": [], "url": "http://www.securitytracker.com/id/1034034" }, { "name": "DSA-3414", "refsource": "DEBIAN", "tags": [], "url": "http://www.debian.org/security/2015/dsa-3414" }, { "name": "FEDORA-2015-6f6b79efe2", "refsource": "FEDORA", "tags": [], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html" }, { "name": "FEDORA-2015-a931b02be2", "refsource": "FEDORA", "tags": [], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html" }, { "name": "openSUSE-SU-2015:2250", "refsource": "SUSE", "tags": [], "url": "http://lists.opensuse.org/opensuse-updates/2015-12/msg00053.html" }, { "name": "GLSA-201604-03", "refsource": "GENTOO", "tags": [], "url": "https://security.gentoo.org/glsa/201604-03" } ] } }, "impact": { "baseMetricV2": { "cvssV2": { "accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.9, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0" }, "exploitabilityScore": 3.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "MEDIUM", "userInteractionRequired": false } }, "lastModifiedDate": "2017-07-01T01:29Z", "publishedDate": "2015-10-30T15:59Z" } } }
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Sightings
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- 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.