{"id":"CVE-2026-74330","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-74330","summary":"configfs: fix lockless traversals of ->s_children","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nconfigfs: fix lockless traversals of ->s_children\n\nHaving the parent directory locked protects entries from removal\nby another thread, but it does *not* protect cursors from being\nmoved around by lseek() - or freed, for that matter.","published":"2026-08-15T05:58:23.722Z","modified":"2026-08-18T03:56:56.864690205Z","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/459860529c109c5ce08b81c0776ca1200eaaeb4a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/637ef4961470e04455102b34ac484a34d8eca0a4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/77fd6f50f633a52c2db061e7d71d8cb486b0265e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/91f289728ec706b7ff1ca0ee845dd73ff2253488"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9b9e8bb81c41fd27e7b57a1c936fde140548535f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9e57e2863872e82e7c7237bc32299f67ebebc543"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b166ab78dc3f48e83d2c80bdfde4159b31fdc5fb"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e6d93108e0a27d7e6f95c7e45017d14ba2900d32"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74330.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74330"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-18T03:56:56.864690205Z"}}