ghsa-6hvc-j4m8-jp74
Vulnerability from github
Published
2022-11-29 00:30
Modified
2022-12-01 18:30
Severity ?
Details
A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol (L2TP). A missing lock when clearing sk_user_data can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system causing a denial of service.
{ "affected": [], "aliases": [ "CVE-2022-4129" ], "database_specific": { "cwe_ids": [ "CWE-362", "CWE-667" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2022-11-28T22:15:00Z", "severity": "MODERATE" }, "details": "A flaw was found in the Linux kernel\u0027s Layer 2 Tunneling Protocol (L2TP). A missing lock when clearing sk_user_data can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system causing a denial of service.", "id": "GHSA-6hvc-j4m8-jp74", "modified": "2022-12-01T18:30:47Z", "published": "2022-11-29T00:30:17Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-4129" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7X5SPXMXXFANDASPCKER2JIQO2F3UHCP" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AM5KFIE6JNZXHBA5A2KYDZAT3MEX2B67" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JOKXNIM2R4FQCDRQV67UMAY6EBC72QFG" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7X5SPXMXXFANDASPCKER2JIQO2F3UHCP" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AM5KFIE6JNZXHBA5A2KYDZAT3MEX2B67" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JOKXNIM2R4FQCDRQV67UMAY6EBC72QFG" }, { "type": "WEB", "url": "https://lore.kernel.org/all/20221114191619.124659-1-jakub%40cloudflare.com/t" }, { "type": "WEB", "url": "https://lore.kernel.org/all/20221114191619.124659-1-jakub@cloudflare.com/t" }, { "type": "WEB", "url": "https://lore.kernel.org/netdev/20221121085426.21315-1-jakub%40cloudflare.com/t" }, { "type": "WEB", "url": "https://lore.kernel.org/netdev/20221121085426.21315-1-jakub@cloudflare.com/t" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "type": "CVSS_V3" } ] }
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- 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.
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- 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.