{"api_version":"1","generated_at":"2026-07-23T14:59:09+00:00","cve":"CVE-2026-63845","urls":{"html":"https://cve.report/CVE-2026-63845","api":"https://cve.report/api/cve/CVE-2026-63845.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-63845","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-63845"},"summary":{"title":"drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0 ring","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/jpeg: set no_user_fence for JPEG v4.0 ring\n\nJPEG rings do not support 64-bit user fence writes, reject CS\nsubmissions with user fences.\n\n(cherry picked from commit 8d0cac9478a3f046279c657d6a2545de49ae675a)","state":"PUBLISHED","assigner":"Linux","published_at":"2026-07-19 15:16:51","updated_at":"2026-07-20 15:16:50"},"problem_types":[],"metrics":[{"version":"3.1","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://git.kernel.org/stable/c/e7e90b5839aeb8805ec83bb4da610b8dab8e184d","name":"https://git.kernel.org/stable/c/e7e90b5839aeb8805ec83bb4da610b8dab8e184d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a676f16ea9a7df96d69f405afb6eb349571b3382","name":"https://git.kernel.org/stable/c/a676f16ea9a7df96d69f405afb6eb349571b3382","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d4e0172a1b614373385e9b7111b580f8d2e0b98f","name":"https://git.kernel.org/stable/c/d4e0172a1b614373385e9b7111b580f8d2e0b98f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/af4b458daa597dae707bf3f1f74745f5fc133ca2","name":"https://git.kernel.org/stable/c/af4b458daa597dae707bf3f1f74745f5fc133ca2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6876d05b899102f4dfdb9ad560132126144c1c72","name":"https://git.kernel.org/stable/c/6876d05b899102f4dfdb9ad560132126144c1c72","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-63845","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-63845","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected b13111de32a9202c6d58bb7e4c06296b99c4d7e3 d4e0172a1b614373385e9b7111b580f8d2e0b98f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected b13111de32a9202c6d58bb7e4c06296b99c4d7e3 a676f16ea9a7df96d69f405afb6eb349571b3382 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected b13111de32a9202c6d58bb7e4c06296b99c4d7e3 6876d05b899102f4dfdb9ad560132126144c1c72 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected b13111de32a9202c6d58bb7e4c06296b99c4d7e3 af4b458daa597dae707bf3f1f74745f5fc133ca2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected b13111de32a9202c6d58bb7e4c06296b99c4d7e3 e7e90b5839aeb8805ec83bb4da610b8dab8e184d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.19","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.19 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.141 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.91 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.33 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.10 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"63845","cve":"CVE-2026-63845","epss":"0.001680000","percentile":"0.065070000","score_date":"2026-07-20","updated_at":"2026-07-21 00:13:14"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"d4e0172a1b614373385e9b7111b580f8d2e0b98f","status":"affected","version":"b13111de32a9202c6d58bb7e4c06296b99c4d7e3","versionType":"git"},{"lessThan":"a676f16ea9a7df96d69f405afb6eb349571b3382","status":"affected","version":"b13111de32a9202c6d58bb7e4c06296b99c4d7e3","versionType":"git"},{"lessThan":"6876d05b899102f4dfdb9ad560132126144c1c72","status":"affected","version":"b13111de32a9202c6d58bb7e4c06296b99c4d7e3","versionType":"git"},{"lessThan":"af4b458daa597dae707bf3f1f74745f5fc133ca2","status":"affected","version":"b13111de32a9202c6d58bb7e4c06296b99c4d7e3","versionType":"git"},{"lessThan":"e7e90b5839aeb8805ec83bb4da610b8dab8e184d","status":"affected","version":"b13111de32a9202c6d58bb7e4c06296b99c4d7e3","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.19"},{"lessThan":"5.19","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.141","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.91","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.33","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.141","versionStartIncluding":"5.19","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.91","versionStartIncluding":"5.19","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.33","versionStartIncluding":"5.19","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.10","versionStartIncluding":"5.19","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"5.19","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/jpeg: set no_user_fence for JPEG v4.0 ring\n\nJPEG rings do not support 64-bit user fence writes, reject CS\nsubmissions with user fences.\n\n(cherry picked from commit 8d0cac9478a3f046279c657d6a2545de49ae675a)"}],"metrics":[{"cvssV3_1":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"providerMetadata":{"dateUpdated":"2026-07-20T13:40:42.584Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/d4e0172a1b614373385e9b7111b580f8d2e0b98f"},{"url":"https://git.kernel.org/stable/c/a676f16ea9a7df96d69f405afb6eb349571b3382"},{"url":"https://git.kernel.org/stable/c/6876d05b899102f4dfdb9ad560132126144c1c72"},{"url":"https://git.kernel.org/stable/c/af4b458daa597dae707bf3f1f74745f5fc133ca2"},{"url":"https://git.kernel.org/stable/c/e7e90b5839aeb8805ec83bb4da610b8dab8e184d"}],"title":"drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0 ring","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-63845","datePublished":"2026-07-19T14:04:39.084Z","dateReserved":"2026-07-19T07:54:57.016Z","dateUpdated":"2026-07-20T13:40:42.584Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-19 15:16:51","lastModifiedDate":"2026-07-20 15:16:50","problem_types":[],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"63845","Ordinal":"1","Title":"drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0 ring","CVE":"CVE-2026-63845","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"63845","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/jpeg: set no_user_fence for JPEG v4.0 ring\n\nJPEG rings do not support 64-bit user fence writes, reject CS\nsubmissions with user fences.\n\n(cherry picked from commit 8d0cac9478a3f046279c657d6a2545de49ae675a)","Type":"Description","Title":"drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0 ring"}]}}}