{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43168","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-01T14:12:55.990Z","datePublished":"2026-05-06T11:27:44.570Z","dateUpdated":"2026-05-11T22:19:06.078Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:19:06.078Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nocfs2: fix reflink preserve cleanup issue\n\ncommit c06c303832ec (\"ocfs2: fix xattr array entry __counted_by error\")\ndoesn't handle all cases and the cleanup job for preserved xattr entries\nstill has bug:\n- the 'last' pointer should be shifted by one unit after cleanup\n  an array entry.\n- current code logic doesn't cleanup the first entry when xh_count is 1.\n\nNote, commit c06c303832ec is also a bug fix for 0fe9b66c65f3."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ocfs2/xattr.c"],"versions":[{"version":"0fe9b66c65f3ff227da45381afe7612f91e32740","lessThan":"c44d86ca949cb1e5566ad14510cc26fa1a17e2d8","status":"affected","versionType":"git"},{"version":"0fe9b66c65f3ff227da45381afe7612f91e32740","lessThan":"02acc9f72365e50eb45a56b7dacb9114ca3b503c","status":"affected","versionType":"git"},{"version":"0fe9b66c65f3ff227da45381afe7612f91e32740","lessThan":"8ff329353134280b203cb2bce95311cb8f7cbd8a","status":"affected","versionType":"git"},{"version":"0fe9b66c65f3ff227da45381afe7612f91e32740","lessThan":"bb273b68c1719c2925e05557f7e7099edb066680","status":"affected","versionType":"git"},{"version":"0fe9b66c65f3ff227da45381afe7612f91e32740","lessThan":"b2952dbeac2c3c527cb0519d5ffaeb95b062466a","status":"affected","versionType":"git"},{"version":"0fe9b66c65f3ff227da45381afe7612f91e32740","lessThan":"3bdc3766aafb052aef4baadef455a84c1c0a059d","status":"affected","versionType":"git"},{"version":"0fe9b66c65f3ff227da45381afe7612f91e32740","lessThan":"2f4daccd9d9b8b2952df7878df8c2e8ba6439398","status":"affected","versionType":"git"},{"version":"0fe9b66c65f3ff227da45381afe7612f91e32740","lessThan":"5138c936c2c82c9be8883921854bc6f7e1177d8c","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/ocfs2/xattr.c"],"versions":[{"version":"2.6.32","status":"affected"},{"version":"0","lessThan":"2.6.32","status":"unaffected","versionType":"semver"},{"version":"5.10.252","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.202","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.165","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.128","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.75","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.16","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19.6","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":"2.6.32","versionEndExcluding":"5.10.252"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"5.15.202"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.1.165"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.6.128"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.12.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.18.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.19.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"7.0"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/c44d86ca949cb1e5566ad14510cc26fa1a17e2d8"},{"url":"https://git.kernel.org/stable/c/02acc9f72365e50eb45a56b7dacb9114ca3b503c"},{"url":"https://git.kernel.org/stable/c/8ff329353134280b203cb2bce95311cb8f7cbd8a"},{"url":"https://git.kernel.org/stable/c/bb273b68c1719c2925e05557f7e7099edb066680"},{"url":"https://git.kernel.org/stable/c/b2952dbeac2c3c527cb0519d5ffaeb95b062466a"},{"url":"https://git.kernel.org/stable/c/3bdc3766aafb052aef4baadef455a84c1c0a059d"},{"url":"https://git.kernel.org/stable/c/2f4daccd9d9b8b2952df7878df8c2e8ba6439398"},{"url":"https://git.kernel.org/stable/c/5138c936c2c82c9be8883921854bc6f7e1177d8c"}],"title":"ocfs2: fix reflink preserve cleanup issue","x_generator":{"engine":"bippy-1.2.0"}}}}