{"api_version":"1","generated_at":"2026-05-13T07:43:33+00:00","cve":"CVE-2026-43396","urls":{"html":"https://cve.report/CVE-2026-43396","api":"https://cve.report/api/cve/CVE-2026-43396.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-43396","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-43396"},"summary":{"title":"drm/xe/sync: Fix user fence leak on alloc failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/sync: Fix user fence leak on alloc failure\n\nWhen dma_fence_chain_alloc() fails, properly release the user fence\nreference to prevent a memory leak.\n\n(cherry picked from commit a5d5634cde48a9fcd68c8504aa07f89f175074a0)","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-08 15:16:51","updated_at":"2026-05-12 14:10:27"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/05edc78eb4699e8e000a62aaa8dace50a17e19e3","name":"https://git.kernel.org/stable/c/05edc78eb4699e8e000a62aaa8dace50a17e19e3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f8f90b33934b307f6e4599b9fae38aa1ee5441a7","name":"https://git.kernel.org/stable/c/f8f90b33934b307f6e4599b9fae38aa1ee5441a7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/0879c3f04f67e2a1677c25dcc24669ce21eb6a6c","name":"https://git.kernel.org/stable/c/0879c3f04f67e2a1677c25dcc24669ce21eb6a6c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-43396","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43396","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0995c2fc39b0f998d40f5d276f67ae22fc1c37c3 05edc78eb4699e8e000a62aaa8dace50a17e19e3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0995c2fc39b0f998d40f5d276f67ae22fc1c37c3 f8f90b33934b307f6e4599b9fae38aa1ee5441a7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0995c2fc39b0f998d40f5d276f67ae22fc1c37c3 0879c3f04f67e2a1677c25dcc24669ce21eb6a6c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.18","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.20 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19.9 6.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"43396","cve":"CVE-2026-43396","epss":"0.000170000","percentile":"0.041320000","score_date":"2026-05-12","updated_at":"2026-05-13 00:11:53"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/gpu/drm/xe/xe_sync.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"05edc78eb4699e8e000a62aaa8dace50a17e19e3","status":"affected","version":"0995c2fc39b0f998d40f5d276f67ae22fc1c37c3","versionType":"git"},{"lessThan":"f8f90b33934b307f6e4599b9fae38aa1ee5441a7","status":"affected","version":"0995c2fc39b0f998d40f5d276f67ae22fc1c37c3","versionType":"git"},{"lessThan":"0879c3f04f67e2a1677c25dcc24669ce21eb6a6c","status":"affected","version":"0995c2fc39b0f998d40f5d276f67ae22fc1c37c3","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/xe/xe_sync.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.18"},{"lessThan":"6.18","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.20","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.9","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.20","versionStartIncluding":"6.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.9","versionStartIncluding":"6.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"6.18","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/sync: Fix user fence leak on alloc failure\n\nWhen dma_fence_chain_alloc() fails, properly release the user fence\nreference to prevent a memory leak.\n\n(cherry picked from commit a5d5634cde48a9fcd68c8504aa07f89f175074a0)"}],"providerMetadata":{"dateUpdated":"2026-05-11T22:23:46.445Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/05edc78eb4699e8e000a62aaa8dace50a17e19e3"},{"url":"https://git.kernel.org/stable/c/f8f90b33934b307f6e4599b9fae38aa1ee5441a7"},{"url":"https://git.kernel.org/stable/c/0879c3f04f67e2a1677c25dcc24669ce21eb6a6c"}],"title":"drm/xe/sync: Fix user fence leak on alloc failure","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-43396","datePublished":"2026-05-08T14:21:39.443Z","dateReserved":"2026-05-01T14:12:56.007Z","dateUpdated":"2026-05-11T22:23:46.445Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-08 15:16:51","lastModifiedDate":"2026-05-12 14:10:27","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"43396","Ordinal":"1","Title":"drm/xe/sync: Fix user fence leak on alloc failure","CVE":"CVE-2026-43396","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"43396","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/sync: Fix user fence leak on alloc failure\n\nWhen dma_fence_chain_alloc() fails, properly release the user fence\nreference to prevent a memory leak.\n\n(cherry picked from commit a5d5634cde48a9fcd68c8504aa07f89f175074a0)","Type":"Description","Title":"drm/xe/sync: Fix user fence leak on alloc failure"}]}}}