{"id":"CVE-2026-89609","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-89609","summary":"ecryptfs: hold msg ctx list lock when cleaning daemon queue","details":"In the Linux kernel, the following vulnerability has been resolved:\n\necryptfs: hold msg ctx list lock when cleaning daemon queue\n\necryptfs_exorcise_daemon() drops queued messages from a dying daemon\nwithout holding ecryptfs_msg_ctx_lists_mux, but\necryptfs_msg_ctx_alloc_to_free() requires that lock.\n\nTake the list lock while moving the queued contexts back to the free\nlist to avoid racing with other global msg ctx list users.","published":"2026-09-11T19:45:11.086Z","modified":"2026-09-14T03:46:18.357934893Z","cvss":{"score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Linux","name":"Kernel","fixedVersion":"6.12.109"}],"fix":null,"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0d9636ecba34bd553ecf19049f7705505aea62fd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/4c02acbe0a2692ca9991c51e62bbe6d6b59dac31"},{"type":"WEB","url":"https://git.kernel.org/stable/c/779972513c2fa8c7938e54976f686091dafff22f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7e48afafe7abc275f7b6916613bb18b821e7d94a"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89609.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89609"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-14T03:46:18.357934893Z"}}