{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-74369","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-08-15T05:44:03.888Z","datePublished":"2026-08-15T05:58:50.280Z","dateUpdated":"2026-08-17T05:18:04.480Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-17T05:18:04.480Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nliveupdate: fix u-a-f in luo_file_unpreserve_files() and luo_file_finish()\n\nIn luo_file_unpreserve_files() and luo_file_finish(), reorder\nmodule_put() and xa_erase() to ensure the file handler module remains\npinned while its operations are being accessed.\n\nSpecifically, luo_get_id() dereferences fh->ops->get_id, so the module\nreference must be held until after xa_erase() (which calls luo_get_id)\ncompletes.\n\nFor luo_file_finish(), this requires moving the module_put() call out of\nthe luo_file_finish_one() helper and into the main loop of\nluo_file_finish() itself."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/liveupdate/luo_file.c"],"versions":[{"version":"00d0b372374f2528394aabf7b1f53f8dafe294de","lessThan":"f7fca3db635022429382cf26e5b08b33558e375d","status":"affected","versionType":"git"},{"version":"00d0b372374f2528394aabf7b1f53f8dafe294de","lessThan":"291dcd37c8c8f8f8e1bccc92228f44bf371762a8","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/liveupdate/luo_file.c"],"versions":[{"version":"7.1","status":"affected"},{"version":"0","lessThan":"7.1","status":"unaffected","versionType":"semver"},{"version":"7.1.5","lessThanOrEqual":"7.1.*","status":"unaffected","versionType":"semver"},{"version":"7.2","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":"7.1","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.1","versionEndExcluding":"7.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/f7fca3db635022429382cf26e5b08b33558e375d"},{"url":"https://git.kernel.org/stable/c/291dcd37c8c8f8f8e1bccc92228f44bf371762a8"}],"title":"liveupdate: fix u-a-f in luo_file_unpreserve_files() and luo_file_finish()","x_generator":{"engine":"bippy-1.2.0"}}}}