{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98413","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-25T10:25:14.347Z","datePublished":"2026-10-14T13:27:45.404Z","dateUpdated":"2026-10-19T09:19:07.242Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-10-19T09:19:07.242Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nselinux: always fill AVC decision in avc_has_perm_noaudit()\n\navc_has_perm_noaudit() is documented to return a copy of the access\ndecision in @avd, but its early return for an empty requested permission\nset leaves the buffer untouched.  All callers pass an uninitialized\nstack variable and afterwards feed it to avc_audit(), and the inode hook\neven stores it in the per-task decision cache.\n\nFill in a deny-all, audit-all decision, similar to avd_init(), so every\ncaller receives a defined value at no cost on the hot path."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["security/selinux/avc.c"],"versions":[{"version":"e6f2f381e4015386a656a369835f949c26000e6b","lessThan":"c781e737aa0de95289b1774d5fd29388895737a9","status":"affected","versionType":"git"},{"version":"e6f2f381e4015386a656a369835f949c26000e6b","lessThan":"e308c5acfe283a66627fc407065626df4ab753ec","status":"affected","versionType":"git"},{"version":"e6f2f381e4015386a656a369835f949c26000e6b","lessThan":"f9da796fa238f8e4414ee8481e6c979759a3d563","status":"affected","versionType":"git"},{"version":"e6f2f381e4015386a656a369835f949c26000e6b","lessThan":"e77461af13eab5c9a953cc52ec8432cc941d61e2","status":"affected","versionType":"git"},{"version":"e6f2f381e4015386a656a369835f949c26000e6b","lessThan":"5a6f9a872b4ff68877caf998bee352153b7154bc","status":"affected","versionType":"git"},{"version":"e6f2f381e4015386a656a369835f949c26000e6b","lessThan":"24e00850bcff46b984f4c44b92e5499450fcfb5a","status":"affected","versionType":"git"},{"version":"e6f2f381e4015386a656a369835f949c26000e6b","lessThan":"835133337c2ce200db56f62d018c79087dee2603","status":"affected","versionType":"git"},{"version":"e6f2f381e4015386a656a369835f949c26000e6b","lessThan":"8861db305103107199b1426f25fde1fb6d465583","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["security/selinux/avc.c"],"versions":[{"version":"5.1","status":"affected"},{"version":"0","lessThan":"5.1","status":"unaffected","versionType":"semver"},{"version":"5.10.271","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.222","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.189","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.158","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.112","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.54","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.8","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"5.10.271"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"5.15.222"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"6.1.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"6.6.158"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"6.12.112"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"6.18.54"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"7.2.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"7.3"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/c781e737aa0de95289b1774d5fd29388895737a9"},{"url":"https://git.kernel.org/stable/c/e308c5acfe283a66627fc407065626df4ab753ec"},{"url":"https://git.kernel.org/stable/c/f9da796fa238f8e4414ee8481e6c979759a3d563"},{"url":"https://git.kernel.org/stable/c/e77461af13eab5c9a953cc52ec8432cc941d61e2"},{"url":"https://git.kernel.org/stable/c/5a6f9a872b4ff68877caf998bee352153b7154bc"},{"url":"https://git.kernel.org/stable/c/24e00850bcff46b984f4c44b92e5499450fcfb5a"},{"url":"https://git.kernel.org/stable/c/835133337c2ce200db56f62d018c79087dee2603"},{"url":"https://git.kernel.org/stable/c/8861db305103107199b1426f25fde1fb6d465583"}],"title":"selinux: always fill AVC decision in avc_has_perm_noaudit()","x_generator":{"engine":"bippy-1.2.0"}}}}