{"api_version":"1","generated_at":"2026-09-08T11:27:16+00:00","cve":"CVE-2026-80903","urls":{"html":"https://cve.report/CVE-2026-80903","api":"https://cve.report/api/cve/CVE-2026-80903.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-80903","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-80903"},"summary":{"title":"drm/xe/oa: Fix sync entry leak on OA config emit failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/oa: Fix sync entry leak on OA config emit failure\n\nxe_oa_emit_oa_config() releases the sync entries and the syncs array\nonly on its success path. When it fails before the point of no return\n(fence allocation, config buffer allocation or batch submission), it\nreturns without touching stream->syncs.\n\nThe stream open path handles such failures in the caller, but\nxe_oa_config_locked() propagates the error without any cleanup, so the\nsyncs array and the fence references held by the parsed entries are\nleaked. The next config ioctl overwrites stream->syncs, making the\nmemory unreachable for good.\n\nClean up the parsed syncs when xe_oa_emit_oa_config() fails, matching\nthe cleanup done by the stream open error path.\n\n(cherry picked from commit 8af97b3da2cfce04e6b457c6eb17ed3c1daf912b)","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-04 18:17:59","updated_at":"2026-09-04 18:17:59"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/fcf7943b0a38568c547d7b5702de1d8190480616","name":"https://git.kernel.org/stable/c/fcf7943b0a38568c547d7b5702de1d8190480616","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/027150e24e173a5dffe7f5ab3a6600618f634da2","name":"https://git.kernel.org/stable/c/027150e24e173a5dffe7f5ab3a6600618f634da2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/8d33c4987cd162527375a3905017ae129ba7c3fe","name":"https://git.kernel.org/stable/c/8d33c4987cd162527375a3905017ae129ba7c3fe","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/948f346fe36e1d02353c3d61b1f6b66c6af91996","name":"https://git.kernel.org/stable/c/948f346fe36e1d02353c3d61b1f6b66c6af91996","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-80903","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80903","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected f0ab9cd205d852a9024b73c71c8d8b217a04e8f0 fcf7943b0a38568c547d7b5702de1d8190480616 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9920c8b88c5cf2e44f4ff508dd3c0c96e4364db0 948f346fe36e1d02353c3d61b1f6b66c6af91996 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9920c8b88c5cf2e44f4ff508dd3c0c96e4364db0 027150e24e173a5dffe7f5ab3a6600618f634da2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9920c8b88c5cf2e44f4ff508dd3c0c96e4364db0 8d33c4987cd162527375a3905017ae129ba7c3fe git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.12.18 6.12.105 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.13","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.13 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.105 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.46 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.10 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"80903","cve":"CVE-2026-80903","epss":"0.001560000","percentile":"0.050940000","score_date":"2026-09-07","updated_at":"2026-09-08 00:05:26"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/gpu/drm/xe/xe_oa.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"fcf7943b0a38568c547d7b5702de1d8190480616","status":"affected","version":"f0ab9cd205d852a9024b73c71c8d8b217a04e8f0","versionType":"git"},{"lessThan":"948f346fe36e1d02353c3d61b1f6b66c6af91996","status":"affected","version":"9920c8b88c5cf2e44f4ff508dd3c0c96e4364db0","versionType":"git"},{"lessThan":"027150e24e173a5dffe7f5ab3a6600618f634da2","status":"affected","version":"9920c8b88c5cf2e44f4ff508dd3c0c96e4364db0","versionType":"git"},{"lessThan":"8d33c4987cd162527375a3905017ae129ba7c3fe","status":"affected","version":"9920c8b88c5cf2e44f4ff508dd3c0c96e4364db0","versionType":"git"},{"lessThan":"6.12.105","status":"affected","version":"6.12.18","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/xe/xe_oa.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.13"},{"lessThan":"6.13","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.105","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.46","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.105","versionStartIncluding":"6.12.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.46","versionStartIncluding":"6.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.10","versionStartIncluding":"6.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2","versionStartIncluding":"6.13","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/oa: Fix sync entry leak on OA config emit failure\n\nxe_oa_emit_oa_config() releases the sync entries and the syncs array\nonly on its success path. When it fails before the point of no return\n(fence allocation, config buffer allocation or batch submission), it\nreturns without touching stream->syncs.\n\nThe stream open path handles such failures in the caller, but\nxe_oa_config_locked() propagates the error without any cleanup, so the\nsyncs array and the fence references held by the parsed entries are\nleaked. The next config ioctl overwrites stream->syncs, making the\nmemory unreachable for good.\n\nClean up the parsed syncs when xe_oa_emit_oa_config() fails, matching\nthe cleanup done by the stream open error path.\n\n(cherry picked from commit 8af97b3da2cfce04e6b457c6eb17ed3c1daf912b)"}],"providerMetadata":{"dateUpdated":"2026-09-04T17:19:13.464Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/fcf7943b0a38568c547d7b5702de1d8190480616"},{"url":"https://git.kernel.org/stable/c/948f346fe36e1d02353c3d61b1f6b66c6af91996"},{"url":"https://git.kernel.org/stable/c/027150e24e173a5dffe7f5ab3a6600618f634da2"},{"url":"https://git.kernel.org/stable/c/8d33c4987cd162527375a3905017ae129ba7c3fe"}],"title":"drm/xe/oa: Fix sync entry leak on OA config emit failure","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-80903","datePublished":"2026-09-04T17:19:13.464Z","dateReserved":"2026-08-26T14:34:25.800Z","dateUpdated":"2026-09-04T17:19:13.464Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-04 18:17:59","lastModifiedDate":"2026-09-04 18:17:59","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"80903","Ordinal":"1","Title":"drm/xe/oa: Fix sync entry leak on OA config emit failure","CVE":"CVE-2026-80903","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"80903","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/oa: Fix sync entry leak on OA config emit failure\n\nxe_oa_emit_oa_config() releases the sync entries and the syncs array\nonly on its success path. When it fails before the point of no return\n(fence allocation, config buffer allocation or batch submission), it\nreturns without touching stream->syncs.\n\nThe stream open path handles such failures in the caller, but\nxe_oa_config_locked() propagates the error without any cleanup, so the\nsyncs array and the fence references held by the parsed entries are\nleaked. The next config ioctl overwrites stream->syncs, making the\nmemory unreachable for good.\n\nClean up the parsed syncs when xe_oa_emit_oa_config() fails, matching\nthe cleanup done by the stream open error path.\n\n(cherry picked from commit 8af97b3da2cfce04e6b457c6eb17ed3c1daf912b)","Type":"Description","Title":"drm/xe/oa: Fix sync entry leak on OA config emit failure"}]}}}