{"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-99245.json"},"ranges":[{"events":[{"introduced":"5ac7eace2d00eab5ae0e9fdee63e38aee6001f7c"},{"fixed":"c7956ec99ad0e173720d95de9fa788bb077809f2"},{"fixed":"2c3d907dd15f4e30d4c35b9f7a7a5078de6a1b1f"},{"fixed":"72f367417a6aee56821d0b0114cfd2b080008b63"},{"fixed":"19dfc37c9deefa69dc805d01d35d1f2fd7902e33"},{"fixed":"5787887eba0f0979a8c86d03a8e891395d5c24ad"},{"fixed":"01835d3a3709be508ae5209f806640336c48e395"},{"fixed":"6fc0c818b1cac66003e937c8a0d3bfb23fd3f130"},{"fixed":"23a9163cc40b4996ba1e20533b1210a1a0bee416"},{"fixed":"0b157166e612b70f98a332b6c7be7eac6f8e9593"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","type":"GIT"}]},{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-99245.json"},"package":{"ecosystem":"Linux","name":"Kernel"},"ranges":[{"events":[{"introduced":"4.7.0"},{"fixed":"5.10.273"}],"type":"ECOSYSTEM"},{"events":[{"introduced":"5.11.0"},{"fixed":"5.15.224"}],"type":"ECOSYSTEM"},{"events":[{"introduced":"5.16.0"},{"fixed":"6.1.191"}],"type":"ECOSYSTEM"},{"events":[{"introduced":"6.2.0"},{"fixed":"6.6.161"}],"type":"ECOSYSTEM"},{"events":[{"introduced":"6.7.0"},{"fixed":"6.12.115"}],"type":"ECOSYSTEM"},{"events":[{"introduced":"6.13.0"},{"fixed":"6.18.60"}],"type":"ECOSYSTEM"},{"events":[{"introduced":"6.19.0"},{"fixed":"7.2.14"}],"type":"ECOSYSTEM"},{"events":[{"introduced":"7.3.0"},{"fixed":"7.3.1"}],"type":"ECOSYSTEM"}]}],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/99xxx/CVE-2026-99245.json"},"details":"In the Linux kernel, the following vulnerability has been resolved:\n\nKEYS: Fix key_reject_and_link() race with keyring restriction\n\nThe restrict_link check in key_reject_and_link() is done before taking\nthe keyring semaphore, racing with a concurrent keyring_restrict()\nthat installs the restriction while holding the semaphore in write\nmode.\n\nMove the check to after __key_link_lock(), so it is done under the\nsemaphore, matching the pattern used in __key_create_or_update().","id":"CVE-2026-99245","modified":"2026-11-05T03:31:25.707009770Z","published":"2026-11-03T11:15:15.050Z","references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/01835d3a3709be508ae5209f806640336c48e395"},{"type":"WEB","url":"https://git.kernel.org/stable/c/0b157166e612b70f98a332b6c7be7eac6f8e9593"},{"type":"WEB","url":"https://git.kernel.org/stable/c/19dfc37c9deefa69dc805d01d35d1f2fd7902e33"},{"type":"WEB","url":"https://git.kernel.org/stable/c/23a9163cc40b4996ba1e20533b1210a1a0bee416"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2c3d907dd15f4e30d4c35b9f7a7a5078de6a1b1f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5787887eba0f0979a8c86d03a8e891395d5c24ad"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6fc0c818b1cac66003e937c8a0d3bfb23fd3f130"},{"type":"WEB","url":"https://git.kernel.org/stable/c/72f367417a6aee56821d0b0114cfd2b080008b63"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c7956ec99ad0e173720d95de9fa788bb077809f2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/99xxx/CVE-2026-99245.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-99245"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"schema_version":"1.9.2","summary":"KEYS: Fix key_reject_and_link() race with keyring restriction"}