{"id":"CVE-2026-74288","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-74288","summary":"net: fib_rules: Don't dump dying fib_rule in fib_rules_dump().","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: fib_rules: Don't dump dying fib_rule in fib_rules_dump().\n\nrocker_router_fib_event() calls fib_rule_get() during RCU dump.\n\nIf the fib_rule is dying, refcount_inc() will complain about it.\n\nLet's call refcount_inc_not_zero() in fib_rules_dump().","published":"2026-08-15T05:57:55.760Z","modified":"2026-08-18T03:56:56.720098200Z","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":"5.10.261"}],"fix":null,"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0f929b59f4cd0e05bb1ecefe12b77e85911d4be2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/1fbc6c6efe78f4454a51afa0587efb6826f60f00"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2821e85c058f81c9948a2fb1a634f7b47457d51c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2dfdc210d240bd48bb2ea746430b02b5571b6db9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3af0bc1bd9039e2e50abf3e2d7fee411f38bce4e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/4b7ae30c81c2ee10a644749a3704a5c797ccc308"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a7ef30753353ba6a95d693b1863a0214222a199a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/bb4a5b3c91af3c8d705bb2e9f6f8069a70db26fc"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74288.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74288"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-18T03:56:56.720098200Z"}}