{"id":"CVE-2026-63846","title":"drm/amdgpu/jpeg: set no_user_fence for JPEG v3.0 ring","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/jpeg: set no_user_fence for JPEG v3.0 ring\n\nJPEG rings do not support 64-bit user fence writes, reject CS\nsubmissions with user fences.\n\n(cherry picked from …","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","vendor":"Linux","product":"Linux","affected":["Linux >= dfd57dbf44ddc70c90c76f83b2deb46e5dd40ce3 < ee035a9d3eed3a9f5a3e83c31a10b321c9598861","Linux >= dfd57dbf44ddc70c90c76f83b2deb46e5dd40ce3 < 303da8279f195cc741adc52c1b44d6b64de63bb0","Linux >= dfd57dbf44ddc70c90c76f83b2deb46e5dd40ce3 < 5ada37d7f736f9feeaa06a25e470a4c74e67a61a","Linux >= dfd57dbf44ddc70c90c76f83b2deb46e5dd40ce3 < 48ce00787e3fddd2b45692fc991b8ab128343da5","Linux >= dfd57dbf44ddc70c90c76f83b2deb46e5dd40ce3 < a2baf12eec41f246689e6a3f8619af1200031576","Linux 5.9"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-16T15:31:56.865035Z"},"published":"2026-07-19","updated":"2026-10-16","sourceUpdated":"2026-10-16T15:42:06.847Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-63846","references":[{"url":"https://git.kernel.org/stable/c/ee035a9d3eed3a9f5a3e83c31a10b321c9598861"},{"url":"https://git.kernel.org/stable/c/303da8279f195cc741adc52c1b44d6b64de63bb0"},{"url":"https://git.kernel.org/stable/c/5ada37d7f736f9feeaa06a25e470a4c74e67a61a"},{"url":"https://git.kernel.org/stable/c/48ce00787e3fddd2b45692fc991b8ab128343da5"},{"url":"https://git.kernel.org/stable/c/a2baf12eec41f246689e6a3f8619af1200031576"}],"tags":["cve.org"],"epss":0.00175,"epssPercentile":0.06542,"ingestedAt":"2026-10-16T17:24:46.758Z","slug":"CVE-2026-63846","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/jpeg: set no_user_fence for JPEG v3.0 ring\n\nJPEG rings do not support 64-bit user fence writes, reject CS\nsubmissions with user fences.\n\n(cherry picked from commit 4d7d774f100efb5089c86a1fb8c5bf47c63fc9ef)\n\n## Affected\n\n- `Linux >= dfd57dbf44ddc70c90c76f83b2deb46e5dd40ce3 < ee035a9d3eed3a9f5a3e83c31a10b321c9598861`\n- `Linux >= dfd57dbf44ddc70c90c76f83b2deb46e5dd40ce3 < 303da8279f195cc741adc52c1b44d6b64de63bb0`\n- `Linux >= dfd57dbf44ddc70c90c76f83b2deb46e5dd40ce3 < 5ada37d7f736f9feeaa06a25e470a4c74e67a61a`\n- `Linux >= dfd57dbf44ddc70c90c76f83b2deb46e5dd40ce3 < 48ce00787e3fddd2b45692fc991b8ab128343da5`\n- `Linux >= dfd57dbf44ddc70c90c76f83b2deb46e5dd40ce3 < a2baf12eec41f246689e6a3f8619af1200031576`\n- `Linux 5.9`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}