{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43358","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-01T14:12:56.005Z","datePublished":"2026-05-08T14:21:13.719Z","dateUpdated":"2026-05-11T22:23:01.981Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:23:01.981Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: add missing RCU unlock in error path in try_release_subpage_extent_buffer()\n\nCall rcu_read_lock() before exiting the loop in\ntry_release_subpage_extent_buffer() because there is a rcu_read_unlock()\ncall past the loop.\n\nThis has been detected by the Clang thread-safety analyzer."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/btrfs/extent_io.c"],"versions":[{"version":"ad580dfa388fabb52af033e3f8cc5d04be985e54","lessThan":"5e1ab71f74a1e61f1254dff128a764fdebaec0b8","status":"affected","versionType":"git"},{"version":"ad580dfa388fabb52af033e3f8cc5d04be985e54","lessThan":"35b0c8768e848e1b7e32052db36b5fa59b6a33a1","status":"affected","versionType":"git"},{"version":"ad580dfa388fabb52af033e3f8cc5d04be985e54","lessThan":"b2840e33127ce0eea880504b7f133e780f567a9b","status":"affected","versionType":"git"},{"version":"10ec363cfefeeb77fda4c1ac20a531f21de45264","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/btrfs/extent_io.c"],"versions":[{"version":"6.17","status":"affected"},{"version":"0","lessThan":"6.17","status":"unaffected","versionType":"semver"},{"version":"6.18.19","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19.9","lessThanOrEqual":"6.19.*","status":"unaffected","versionType":"semver"},{"version":"7.0","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":"6.17","versionEndExcluding":"6.18.19"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.17","versionEndExcluding":"6.19.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.17","versionEndExcluding":"7.0"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16.4"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/5e1ab71f74a1e61f1254dff128a764fdebaec0b8"},{"url":"https://git.kernel.org/stable/c/35b0c8768e848e1b7e32052db36b5fa59b6a33a1"},{"url":"https://git.kernel.org/stable/c/b2840e33127ce0eea880504b7f133e780f567a9b"}],"title":"btrfs: add missing RCU unlock in error path in try_release_subpage_extent_buffer()","x_generator":{"engine":"bippy-1.2.0"}}}}