{"id":"CVE-2026-43395","state":"PUBLISHED","title":"drm/xe/sync: Cleanup partially initialized sync on parse failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/sync: Cleanup partially initialized sync on parse failure\n\nxe_sync_entry_parse() can allocate references (syncobj, fence, chain fence,\nor user fence) before hitting a later failure path. Several of those paths\nreturned directly, leaving partially initialized state and leaking refs.\n\nRoute these error paths through a common free_sync label and call\nxe_sync_entry_cleanup(sync) before returning the error.\n\n(cherry picked from commit f939bdd9207a5d1fc55cced5459858480686ce22)","publishedAt":"2026-05-08T14:21:38.756Z","updatedAt":"2026-05-11T22:23:45.325Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"dd08ebf6c3525a7ea2186e636df064ea47281987","status":"affected","lessThan":"91c228f96fcfacc2341a58815b1da8c69da94ebb","versionType":"git"},{"version":"dd08ebf6c3525a7ea2186e636df064ea47281987","status":"affected","lessThan":"af65cd1853599394b94201c08bed7a46717db478","versionType":"git"},{"version":"dd08ebf6c3525a7ea2186e636df064ea47281987","status":"affected","lessThan":"f0af63ffa06306f12592cd3919fad6957b425e1b","versionType":"git"},{"version":"dd08ebf6c3525a7ea2186e636df064ea47281987","status":"affected","lessThan":"1bfd7575092420ba5a0b944953c95b74a5646ff8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/xe/xe_sync.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.8","versionType":"semver"},{"version":"6.12.78","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.19","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.9","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/xe/xe_sync.c"]}],"references":["https://git.kernel.org/stable/c/91c228f96fcfacc2341a58815b1da8c69da94ebb","https://git.kernel.org/stable/c/af65cd1853599394b94201c08bed7a46717db478","https://git.kernel.org/stable/c/f0af63ffa06306f12592cd3919fad6957b425e1b","https://git.kernel.org/stable/c/1bfd7575092420ba5a0b944953c95b74a5646ff8"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/43xxx/CVE-2026-43395.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43395","state":"PUBLISHED","datePublished":"2026-05-08T14:21:38.756Z","dateUpdated":"2026-05-11T22:23:45.325Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-01T14:12:56.007Z"},"containers":{"cna":{"title":"drm/xe/sync: Cleanup partially initialized sync on parse failure","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/sync: Cleanup partially initialized sync on parse failure\n\nxe_sync_entry_parse() can allocate references (syncobj, fence, chain fence,\nor user fence) before hitting a later failure path. Several of those paths\nreturned directly, leaving partially initialized state and leaking refs.\n\nRoute these error paths through a common free_sync label and call\nxe_sync_entry_cleanup(sync) before returning the error.\n\n(cherry picked from commit f939bdd9207a5d1fc55cced5459858480686ce22)"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"dd08ebf6c3525a7ea2186e636df064ea47281987","status":"affected","lessThan":"91c228f96fcfacc2341a58815b1da8c69da94ebb","versionType":"git"},{"version":"dd08ebf6c3525a7ea2186e636df064ea47281987","status":"affected","lessThan":"af65cd1853599394b94201c08bed7a46717db478","versionType":"git"},{"version":"dd08ebf6c3525a7ea2186e636df064ea47281987","status":"affected","lessThan":"f0af63ffa06306f12592cd3919fad6957b425e1b","versionType":"git"},{"version":"dd08ebf6c3525a7ea2186e636df064ea47281987","status":"affected","lessThan":"1bfd7575092420ba5a0b944953c95b74a5646ff8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/xe/xe_sync.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.8","versionType":"semver"},{"version":"6.12.78","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.19","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.9","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/xe/xe_sync.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/91c228f96fcfacc2341a58815b1da8c69da94ebb"},{"url":"https://git.kernel.org/stable/c/af65cd1853599394b94201c08bed7a46717db478"},{"url":"https://git.kernel.org/stable/c/f0af63ffa06306f12592cd3919fad6957b425e1b"},{"url":"https://git.kernel.org/stable/c/1bfd7575092420ba5a0b944953c95b74a5646ff8"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T22:23:45.325Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.8","versionEndExcluding":"6.12.78"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.8","versionEndExcluding":"6.18.19"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.8","versionEndExcluding":"6.19.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.8","versionEndExcluding":"7.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}