GHSA-6hvc-j4m8-jp74MediumCVSS 5.5
A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol (L2TP). A missing lock when...
🔗 CVE IDs covered (1)
📋 Description
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.
🔗 References (14)
- https://nvd.nist.gov/vuln/detail/CVE-2022-4129
- https://lore.kernel.org/all/[email protected]/t
- https://lore.kernel.org/netdev/[email protected]/t
- https://lore.kernel.org/all/20221114191619.124659-1-jakub%40cloudflare.com/t
- https://lore.kernel.org/netdev/20221121085426.21315-1-jakub%40cloudflare.com/t
- https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7X5SPXMXXFANDASPCKER2JIQO2F3UHCP
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AM5KFIE6JNZXHBA5A2KYDZAT3MEX2B67
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JOKXNIM2R4FQCDRQV67UMAY6EBC72QFG
- https://lists.fedoraproject.org/archives/list/[email protected]/message/7X5SPXMXXFANDASPCKER2JIQO2F3UHCP
- https://lists.fedoraproject.org/archives/list/[email protected]/message/AM5KFIE6JNZXHBA5A2KYDZAT3MEX2B67
- https://lists.fedoraproject.org/archives/list/[email protected]/message/JOKXNIM2R4FQCDRQV67UMAY6EBC72QFG
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
- https://github.com/advisories/GHSA-6hvc-j4m8-jp74