{"id":"CVE-2026-63845","title":"drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0 ring","summary":"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 …","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 >= b13111de32a9202c6d58bb7e4c06296b99c4d7e3 < d4e0172a1b614373385e9b7111b580f8d2e0b98f","Linux >= b13111de32a9202c6d58bb7e4c06296b99c4d7e3 < a676f16ea9a7df96d69f405afb6eb349571b3382","Linux >= b13111de32a9202c6d58bb7e4c06296b99c4d7e3 < 6876d05b899102f4dfdb9ad560132126144c1c72","Linux >= b13111de32a9202c6d58bb7e4c06296b99c4d7e3 < af4b458daa597dae707bf3f1f74745f5fc133ca2","Linux >= b13111de32a9202c6d58bb7e4c06296b99c4d7e3 < e7e90b5839aeb8805ec83bb4da610b8dab8e184d","Linux 5.19"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-16T15:31:53.434851Z"},"published":"2026-07-19","updated":"2026-10-16","sourceUpdated":"2026-10-16T15:42:06.715Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-63845","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"}],"tags":["cve.org"],"epss":0.00175,"epssPercentile":0.0654,"ingestedAt":"2026-10-16T17:24:46.757Z","slug":"CVE-2026-63845","body":"## Overview\n\nIn 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)\n\n## Affected\n\n- `Linux >= b13111de32a9202c6d58bb7e4c06296b99c4d7e3 < d4e0172a1b614373385e9b7111b580f8d2e0b98f`\n- `Linux >= b13111de32a9202c6d58bb7e4c06296b99c4d7e3 < a676f16ea9a7df96d69f405afb6eb349571b3382`\n- `Linux >= b13111de32a9202c6d58bb7e4c06296b99c4d7e3 < 6876d05b899102f4dfdb9ad560132126144c1c72`\n- `Linux >= b13111de32a9202c6d58bb7e4c06296b99c4d7e3 < af4b458daa597dae707bf3f1f74745f5fc133ca2`\n- `Linux >= b13111de32a9202c6d58bb7e4c06296b99c4d7e3 < e7e90b5839aeb8805ec83bb4da610b8dab8e184d`\n- `Linux 5.19`\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":[]}