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CERTFR-2023-AVI-0047
Vulnerability from certfr_avis
De multiples vulnérabilités ont été corrigées dans le noyau Linux d'Ubuntu. Elles permettent à un attaquant de provoquer un déni de service à distance, une exécution de code arbitraire à distance et un contournement de la politique de sécurité.
Solution
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
NoneImpacted products
References
Title | Publication Time | Tags | ||||||||||||||||||||||||||||||||||||
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{ "$ref": "https://www.cert.ssi.gouv.fr/openapi.json", "affected_systems": [ { "description": "Ubuntu 22.10", "product": { "name": "Ubuntu", "vendor": { "name": "Ubuntu", "scada": false } } }, { "description": "Ubuntu 16.04 ESM", "product": { "name": "Ubuntu", "vendor": { "name": "Ubuntu", "scada": false } } }, { "description": "Ubuntu 18.04 LTS", "product": { "name": "Ubuntu", "vendor": { "name": "Ubuntu", "scada": false } } }, { "description": "Ubuntu 20.04 LTS", "product": { "name": "Ubuntu", "vendor": { "name": "Ubuntu", "scada": false } } }, { "description": "Ubuntu 22.04 LTS", "product": { "name": "Ubuntu", "vendor": { "name": "Ubuntu", "scada": false } } } ], "affected_systems_content": null, "content": "## Solution\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n", "cves": [ { "name": "CVE-2022-45934", "url": "https://www.cve.org/CVERecord?id=CVE-2022-45934" }, { "name": "CVE-2022-20421", "url": "https://www.cve.org/CVERecord?id=CVE-2022-20421" }, { "name": "CVE-2022-3643", "url": "https://www.cve.org/CVERecord?id=CVE-2022-3643" }, { "name": "CVE-2022-43750", "url": "https://www.cve.org/CVERecord?id=CVE-2022-43750" }, { "name": "CVE-2022-39842", "url": "https://www.cve.org/CVERecord?id=CVE-2022-39842" }, { "name": "CVE-2022-42896", "url": "https://www.cve.org/CVERecord?id=CVE-2022-42896" }, { "name": "CVE-2022-4095", "url": "https://www.cve.org/CVERecord?id=CVE-2022-4095" }, { "name": "CVE-2022-2663", "url": "https://www.cve.org/CVERecord?id=CVE-2022-2663" }, { "name": "CVE-2022-3586", "url": "https://www.cve.org/CVERecord?id=CVE-2022-3586" }, { "name": "CVE-2022-3646", "url": "https://www.cve.org/CVERecord?id=CVE-2022-3646" }, { "name": "CVE-2022-43945", "url": "https://www.cve.org/CVERecord?id=CVE-2022-43945" }, { "name": "CVE-2022-4378", "url": "https://www.cve.org/CVERecord?id=CVE-2022-4378" }, { "name": "CVE-2022-3303", "url": "https://www.cve.org/CVERecord?id=CVE-2022-3303" }, { "name": "CVE-2022-3061", "url": "https://www.cve.org/CVERecord?id=CVE-2022-3061" }, { "name": "CVE-2022-40307", "url": "https://www.cve.org/CVERecord?id=CVE-2022-40307" } ], "initial_release_date": "2023-01-20T00:00:00", "last_revision_date": "2023-01-20T00:00:00", "links": [ { "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu du 19 janvier 2023", "url": "https://ubuntu.com/security/notices/USN-5815-1" }, { "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu du 17 janvier 2023", "url": "https://ubuntu.com/security/notices/USN-5808-1" }, { "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu du 19 janvier 2023", "url": "https://ubuntu.com/security/notices/USN-5814-1" }, { "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu du 13 janvier 2023", "url": "https://ubuntu.com/security/notices/USN-5804-2" }, { "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu du 19 janvier 2023", "url": "https://ubuntu.com/security/notices/USN-5813-1" }, { "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu du 17 janvier 2023", "url": "https://ubuntu.com/security/notices/USN-5809-1" } ], "reference": "CERTFR-2023-AVI-0047", "revisions": [ { "description": "Version initiale", "revision_date": "2023-01-20T00:00:00.000000" } ], "risks": [ { "description": "D\u00e9ni de service \u00e0 distance" }, { "description": "Ex\u00e9cution de code arbitraire \u00e0 distance" }, { "description": "Contournement de la politique de s\u00e9curit\u00e9" } ], "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 corrig\u00e9es dans \u003cspan\nclass=\"textit\"\u003ele noyau Linux d\u0027Ubuntu\u003c/span\u003e. Elles permettent \u00e0 un\nattaquant de provoquer un d\u00e9ni de service \u00e0 distance, une ex\u00e9cution de\ncode arbitraire \u00e0 distance et un contournement de la politique de\ns\u00e9curit\u00e9.\n", "title": "Multiples vuln\u00e9rabilit\u00e9s dans le noyau Linux d\u0027Ubuntu", "vendor_advisories": [ { "published_at": null, "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-5808-1 du 17 janvier 2023", "url": null }, { "published_at": null, "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-5813-1 du 19 janvier 2023", "url": null }, { "published_at": null, "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-5814-1 du 19 janvier 2023", "url": null }, { "published_at": null, "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-5815-1 du 19 janvier 2023", "url": null }, { "published_at": null, "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-5809-1 du 17 janvier 2023", "url": null }, { "published_at": null, "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-5804-2 du 13 janvier 2023", "url": null } ] }
CVE-2022-3303 (GCVE-0-2022-3303)
Vulnerability from cvelistv5
Published
2022-09-27 00:00
Modified
2025-05-21 15:31
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-667 - ->CWE-362->CWE-476
Summary
A race condition flaw was found in the Linux kernel sound subsystem due to improper locking. It could lead to a NULL pointer dereference while handling the SNDCTL_DSP_SYNC ioctl. A privileged local user (root or member of the audio group) could use this flaw to crash the system, resulting in a denial of service condition
References
Impacted products
Vendor | Product | Version | ||
---|---|---|---|---|
n/a | Linux kernel |
Version: Fixed in kernel 6.0-rc5 |
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CVE-2022-4378 (GCVE-0-2022-4378)
Vulnerability from cvelistv5
Published
2023-01-05 00:00
Modified
2025-04-10 14:19
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-131 - ->CWE-120
Summary
A stack overflow flaw was found in the Linux kernel's SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a local user to crash or potentially escalate their privileges on the system.
References
URL | Tags | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
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CVE-2022-3646 (GCVE-0-2022-3646)
Vulnerability from cvelistv5
Published
2022-10-21 00:00
Modified
2025-04-15 13:24
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-404 - Denial of Service -> CWE-401 Memory Leak
Summary
A vulnerability, which was classified as problematic, has been found in Linux Kernel. This issue affects the function nilfs_attach_log_writer of the file fs/nilfs2/segment.c of the component BPF. The manipulation leads to memory leak. The attack may be initiated remotely. It is recommended to apply a patch to fix this issue. The identifier VDB-211961 was assigned to this vulnerability.
References
URL | Tags | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
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CVE-2022-20421 (GCVE-0-2022-20421)
Vulnerability from cvelistv5
Published
2022-10-11 00:00
Modified
2024-08-03 02:10
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- Elevation of privilege
Summary
In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-239630375References: Upstream kernel
References
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-03T02:10:44.836Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "https://source.android.com/security/bulletin/2022-10-01" }, { "name": "DSA-5257", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://www.debian.org/security/2022/dsa-5257" }, { "name": "[debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "Android", "vendor": "n/a", "versions": [ { "status": "affected", "version": "Android kernel" } ] } ], "descriptions": [ { "lang": "en", "value": "In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-239630375References: Upstream kernel" } ], "problemTypes": [ { "descriptions": [ { "description": "Elevation of privilege", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2022-11-01T00:00:00", "orgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6", "shortName": "google_android" }, "references": [ { "url": "https://source.android.com/security/bulletin/2022-10-01" }, { "name": "DSA-5257", "tags": [ "vendor-advisory" ], "url": "https://www.debian.org/security/2022/dsa-5257" }, { "name": "[debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html" } ] } }, "cveMetadata": { "assignerOrgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6", "assignerShortName": "google_android", "cveId": "CVE-2022-20421", "datePublished": "2022-10-11T00:00:00", "dateReserved": "2021-10-14T00:00:00", "dateUpdated": "2024-08-03T02:10:44.836Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
CVE-2022-43945 (GCVE-0-2022-43945)
Vulnerability from cvelistv5
Published
2022-11-04 00:00
Modified
2025-05-01 19:08
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-131 - Incorrect Calculation of Buffer Size
Summary
The Linux kernel NFSD implementation prior to versions 5.19.17 and 6.0.2 are vulnerable to buffer overflow. NFSD tracks the number of pages held by each NFSD thread by combining the receive and send buffers of a remote procedure call (RPC) into a single array of pages. A client can force the send buffer to shrink by sending an RPC message over TCP with garbage data added at the end of the message. The RPC message with garbage data is still correctly formed according to the specification and is passed forward to handlers. Vulnerable code in NFSD is not expecting the oversized request and writes beyond the allocated buffer space. CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
References
Impacted products
Vendor | Product | Version | ||
---|---|---|---|---|
linux | linux_kernel |
Version: < 6.0.2 |
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CVE-2022-2663 (GCVE-0-2022-2663)
Vulnerability from cvelistv5
Published
2022-09-01 00:00
Modified
2024-08-03 00:46
Severity ?
VLAI Severity ?
EPSS score ?
CWE
Summary
An issue was found in the Linux kernel in nf_conntrack_irc where the message handling can be confused and incorrectly matches the message. A firewall may be able to be bypassed when users are using unencrypted IRC with nf_conntrack_irc configured.
References
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Impacted products
Vendor | Product | Version | ||
---|---|---|---|---|
n/a | Linux kernel |
Version: unknown |
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CVE-2022-40307 (GCVE-0-2022-40307)
Vulnerability from cvelistv5
Published
2022-09-09 00:00
Modified
2024-08-03 12:14
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
An issue was discovered in the Linux kernel through 5.19.8. drivers/firmware/efi/capsule-loader.c has a race condition with a resultant use-after-free.
References
URL | Tags | |||||||||||||
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CVE-2022-43750 (GCVE-0-2022-43750)
Vulnerability from cvelistv5
Published
2022-10-26 00:00
Modified
2025-05-07 13:40
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
drivers/usb/mon/mon_bin.c in usbmon in the Linux kernel before 5.19.15 and 6.x before 6.0.1 allows a user-space client to corrupt the monitor's internal memory.
References
URL | Tags | |||||||||||||||||||
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CVE-2022-4095 (GCVE-0-2022-4095)
Vulnerability from cvelistv5
Published
2023-03-22 00:00
Modified
2025-02-26 16:10
Severity ?
VLAI Severity ?
EPSS score ?
CWE
Summary
A use-after-free flaw was found in Linux kernel before 5.19.2. This issue occurs in cmd_hdl_filter in drivers/staging/rtl8712/rtl8712_cmd.c, allowing an attacker to launch a local denial of service attack and gain escalation of privileges.
References
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CVE-2022-45934 (GCVE-0-2022-45934)
Vulnerability from cvelistv5
Published
2022-11-27 00:00
Modified
2025-04-29 13:41
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
An issue was discovered in the Linux kernel through 6.0.10. l2cap_config_req in net/bluetooth/l2cap_core.c has an integer wraparound via L2CAP_CONF_REQ packets.
References
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{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-03T14:24:03.231Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=ae4569813a6e931258db627cdfe50dfb4f917d5d" }, { "name": "FEDORA-2022-90162a1d88", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDAKCGDW6CQ6G3RZWYZJO454R3L5CTQB/" }, { "tags": [ "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20230113-0008/" }, { "name": "DSA-5324", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://www.debian.org/security/2023/dsa-5324" }, { "name": "[debian-lts-announce] 20230302 [SECURITY] [DLA 3349-1] linux-5.10 security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html" }, { "name": "[debian-lts-announce] 20230503 [SECURITY] [DLA 3403-1] linux security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html" } ], "title": "CVE Program Container" }, { "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" } }, { "other": { "content": { "id": "CVE-2022-45934", "options": [ { "Exploitation": "poc" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2025-04-29T13:40:38.316119Z", "version": "2.0.3" }, "type": "ssvc" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-190", "description": "CWE-190 Integer Overflow or Wraparound", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2025-04-29T13:41:05.963Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" } ], "cna": { "affected": [ { "product": "n/a", "vendor": "n/a", "versions": [ { "status": "affected", "version": "n/a" } ] } ], "descriptions": [ { "lang": "en", "value": "An issue was discovered in the Linux kernel through 6.0.10. l2cap_config_req in net/bluetooth/l2cap_core.c has an integer wraparound via L2CAP_CONF_REQ packets." } ], "problemTypes": [ { "descriptions": [ { "description": "n/a", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2023-05-03T00:00:00.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre" }, "references": [ { "url": "https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=ae4569813a6e931258db627cdfe50dfb4f917d5d" }, { "name": "FEDORA-2022-90162a1d88", "tags": [ "vendor-advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDAKCGDW6CQ6G3RZWYZJO454R3L5CTQB/" }, { "url": "https://security.netapp.com/advisory/ntap-20230113-0008/" }, { "name": "DSA-5324", "tags": [ "vendor-advisory" ], "url": "https://www.debian.org/security/2023/dsa-5324" }, { "name": "[debian-lts-announce] 20230302 [SECURITY] [DLA 3349-1] linux-5.10 security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html" }, { "name": "[debian-lts-announce] 20230503 [SECURITY] [DLA 3403-1] linux security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html" } ] } }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2022-45934", "datePublished": "2022-11-27T00:00:00.000Z", "dateReserved": "2022-11-27T00:00:00.000Z", "dateUpdated": "2025-04-29T13:41:05.963Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
CVE-2022-39842 (GCVE-0-2022-39842)
Vulnerability from cvelistv5
Published
2022-09-05 00:00
Modified
2024-08-03 12:07
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
An issue was discovered in the Linux kernel before 5.19. In pxa3xx_gcu_write in drivers/video/fbdev/pxa3xx-gcu.c, the count parameter has a type conflict of size_t versus int, causing an integer overflow and bypassing the size check. After that, because it is used as the third argument to copy_from_user(), a heap overflow may occur. NOTE: the original discoverer disputes that the overflow can actually happen.
References
URL | Tags | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-03T12:07:42.999Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19" }, { "tags": [ "x_transferred" ], "url": "https://github.com/torvalds/linux/commit/a09d2d00af53b43c6f11e6ab3cb58443c2cac8a7" }, { "name": "[debian-lts-announce] 20221002 [SECURITY] [DLA 3131-1] linux security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html" }, { "name": "DSA-5257", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://www.debian.org/security/2022/dsa-5257" }, { "name": "[debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html" }, { "tags": [ "x_transferred" ], "url": "https://lore.kernel.org/all/YylaC1wHHyLw22D3%40kadam/T/" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "n/a", "vendor": "n/a", "versions": [ { "status": "affected", "version": "n/a" } ] } ], "descriptions": [ { "lang": "en", "value": "An issue was discovered in the Linux kernel before 5.19. In pxa3xx_gcu_write in drivers/video/fbdev/pxa3xx-gcu.c, the count parameter has a type conflict of size_t versus int, causing an integer overflow and bypassing the size check. After that, because it is used as the third argument to copy_from_user(), a heap overflow may occur. NOTE: the original discoverer disputes that the overflow can actually happen." } ], "problemTypes": [ { "descriptions": [ { "description": "n/a", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2022-12-19T00:00:00", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre" }, "references": [ { "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19" }, { "url": "https://github.com/torvalds/linux/commit/a09d2d00af53b43c6f11e6ab3cb58443c2cac8a7" }, { "name": "[debian-lts-announce] 20221002 [SECURITY] [DLA 3131-1] linux security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html" }, { "name": "DSA-5257", "tags": [ "vendor-advisory" ], "url": "https://www.debian.org/security/2022/dsa-5257" }, { "name": "[debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html" }, { "url": "https://lore.kernel.org/all/YylaC1wHHyLw22D3%40kadam/T/" } ], "tags": [ "disputed" ] } }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2022-39842", "datePublished": "2022-09-05T00:00:00", "dateReserved": "2022-09-05T00:00:00", "dateUpdated": "2024-08-03T12:07:42.999Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
CVE-2022-42896 (GCVE-0-2022-42896)
Vulnerability from cvelistv5
Published
2022-11-23 14:11
Modified
2025-04-21 13:45
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-416 - Use After Free
Summary
There are use-after-free vulnerabilities in the Linux kernel's net/bluetooth/l2cap_core.c's l2cap_connect and l2cap_le_connect_req functions which may allow code execution and leaking kernel memory (respectively) remotely via Bluetooth. A remote attacker could execute code leaking kernel memory via Bluetooth if within proximity of the victim.
We recommend upgrading past commit https://www.google.com/url https://github.com/torvalds/linux/commit/711f8c3fb3db61897080468586b970c87c61d9e4 https://www.google.com/url
References
Impacted products
Vendor | Product | Version | ||
---|---|---|---|---|
Linux | Linux Kernel |
Version: 3.0.0 < |
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CVE-2022-3061 (GCVE-0-2022-3061)
Vulnerability from cvelistv5
Published
2022-09-01 00:00
Modified
2024-08-03 01:00
Severity ?
VLAI Severity ?
EPSS score ?
CWE
Summary
Found Linux Kernel flaw in the i740 driver. The Userspace program could pass any values to the driver through ioctl() interface. The driver doesn't check the value of 'pixclock', so it may cause a divide by zero error.
References
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-03T01:00:10.183Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev.git/commit/?id=15cf0b82271b1823fb02ab8c377badba614d95d5" }, { "name": "DSA-5257", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://www.debian.org/security/2022/dsa-5257" }, { "name": "[debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "Kernel", "vendor": "n/a", "versions": [ { "status": "affected", "version": "Linux kernel 5.18-rc5" } ] } ], "descriptions": [ { "lang": "en", "value": "Found Linux Kernel flaw in the i740 driver. The Userspace program could pass any values to the driver through ioctl() interface. The driver doesn\u0027t check the value of \u0027pixclock\u0027, so it may cause a divide by zero error." } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-369", "description": "CWE-369", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2022-11-01T00:00:00", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat" }, "references": [ { "url": "https://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev.git/commit/?id=15cf0b82271b1823fb02ab8c377badba614d95d5" }, { "name": "DSA-5257", "tags": [ "vendor-advisory" ], "url": "https://www.debian.org/security/2022/dsa-5257" }, { "name": "[debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html" } ] } }, "cveMetadata": { "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2022-3061", "datePublished": "2022-09-01T00:00:00", "dateReserved": "2022-08-30T00:00:00", "dateUpdated": "2024-08-03T01:00:10.183Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
CVE-2022-3586 (GCVE-0-2022-3586)
Vulnerability from cvelistv5
Published
2022-10-19 00:00
Modified
2025-05-09 14:48
Severity ?
VLAI Severity ?
EPSS score ?
CWE
Summary
A flaw was found in the Linux kernel’s networking code. A use-after-free was found in the way the sch_sfb enqueue function used the socket buffer (SKB) cb field after the same SKB had been enqueued (and freed) into a child qdisc. This flaw allows a local, unprivileged user to crash the system, causing a denial of service.
References
Impacted products
Vendor | Product | Version | ||
---|---|---|---|---|
n/a | Linux Kernel |
Version: Fixed in kernel v6.0 |
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CVE-2022-3643 (GCVE-0-2022-3643)
Vulnerability from cvelistv5
Published
2022-12-07 00:00
Modified
2024-08-03 01:14
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- unknown
Summary
Guests can trigger NIC interface reset/abort/crash via netback It is possible for a guest to trigger a NIC interface reset/abort/crash in a Linux based network backend by sending certain kinds of packets. It appears to be an (unwritten?) assumption in the rest of the Linux network stack that packet protocol headers are all contained within the linear section of the SKB and some NICs behave badly if this is not the case. This has been reported to occur with Cisco (enic) and Broadcom NetXtrem II BCM5780 (bnx2x) though it may be an issue with other NICs/drivers as well. In case the frontend is sending requests with split headers, netback will forward those violating above mentioned assumption to the networking core, resulting in said misbehavior.
References
URL | Tags | ||||||||||||||||
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{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-03T01:14:03.290Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "https://xenbits.xenproject.org/xsa/advisory-423.txt" }, { "name": "[oss-security] 20221207 Xen Security Advisory 423 v2 (CVE-2022-3643) - Guests can trigger NIC interface reset/abort/crash via netback", "tags": [ "mailing-list", "x_transferred" ], "url": "http://www.openwall.com/lists/oss-security/2022/12/07/2" }, { "name": "[debian-lts-announce] 20221222 [SECURITY] [DLA 3244-1] linux-5.10 security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html" }, { "name": "[debian-lts-announce] 20221223 [SECURITY] [DLA 3245-1] linux security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html" }, { "tags": [ "x_transferred" ], "url": "http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "Linux", "vendor": "Linux", "versions": [ { "status": "unknown", "version": "consult Xen advisory XSA-423" } ] } ], "descriptions": [ { "lang": "en", "value": "Guests can trigger NIC interface reset/abort/crash via netback It is possible for a guest to trigger a NIC interface reset/abort/crash in a Linux based network backend by sending certain kinds of packets. It appears to be an (unwritten?) assumption in the rest of the Linux network stack that packet protocol headers are all contained within the linear section of the SKB and some NICs behave badly if this is not the case. This has been reported to occur with Cisco (enic) and Broadcom NetXtrem II BCM5780 (bnx2x) though it may be an issue with other NICs/drivers as well. In case the frontend is sending requests with split headers, netback will forward those violating above mentioned assumption to the networking core, resulting in said misbehavior." } ], "metrics": [ { "other": { "content": { "description": { "description_data": [ { "lang": "eng", "value": "An unprivileged guest can cause network Denial of Service (DoS) of the\nhost by sending network packets to the backend causing the related\nphysical NIC to reset, abort, or crash.\n\nData corruption or privilege escalation seem unlikely but have not been\nruled out." } ] } }, "type": "unknown" } } ], "problemTypes": [ { "descriptions": [ { "description": "unknown", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2023-11-29T15:06:24.713460", "orgId": "23aa2041-22e1-471f-9209-9b7396fa234f", "shortName": "XEN" }, "references": [ { "url": "https://xenbits.xenproject.org/xsa/advisory-423.txt" }, { "name": "[oss-security] 20221207 Xen Security Advisory 423 v2 (CVE-2022-3643) - Guests can trigger NIC interface reset/abort/crash via netback", "tags": [ "mailing-list" ], "url": "http://www.openwall.com/lists/oss-security/2022/12/07/2" }, { "name": "[debian-lts-announce] 20221222 [SECURITY] [DLA 3244-1] linux-5.10 security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html" }, { "name": "[debian-lts-announce] 20221223 [SECURITY] [DLA 3245-1] linux security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html" }, { "url": "http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html" } ] } }, "cveMetadata": { "assignerOrgId": "23aa2041-22e1-471f-9209-9b7396fa234f", "assignerShortName": "XEN", "cveId": "CVE-2022-3643", "datePublished": "2022-12-07T00:00:00", "dateReserved": "2022-10-21T00:00:00", "dateUpdated": "2024-08-03T01:14:03.290Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
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Sightings
Author | Source | Type | Date |
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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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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.
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