{"id":"CVE-2026-63842","title":"drm/amdgpu/jpeg: set no_user_fence for JPEG v5.0.0 ring","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/jpeg: set no_user_fence for JPEG v5.0.0 ring\n\nJPEG rings do not support 64-bit user fence writes, reject CS\nsubmissions with user fences.\n\n(cherry picked fro…","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 >= dfad65c65728401587142577dd283476491bac83 < 3a55ff19a6ff5e046d6a4a18e36deec5d95d9a2e","Linux >= dfad65c65728401587142577dd283476491bac83 < a7e63bb93a7fde3c8920984c3deee9acfe461562","Linux >= dfad65c65728401587142577dd283476491bac83 < 69ab75c7c5f378eb46f4c918aa848bb5c5603924","Linux >= dfad65c65728401587142577dd283476491bac83 < ea7c61c5f895e8f9ea0ffffa180498ef9c740152","Linux 6.9"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-16T15:31:44.407900Z"},"published":"2026-07-19","updated":"2026-10-16","sourceUpdated":"2026-10-16T15:42:06.263Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-63842","references":[{"url":"https://git.kernel.org/stable/c/3a55ff19a6ff5e046d6a4a18e36deec5d95d9a2e"},{"url":"https://git.kernel.org/stable/c/a7e63bb93a7fde3c8920984c3deee9acfe461562"},{"url":"https://git.kernel.org/stable/c/69ab75c7c5f378eb46f4c918aa848bb5c5603924"},{"url":"https://git.kernel.org/stable/c/ea7c61c5f895e8f9ea0ffffa180498ef9c740152"}],"tags":["cve.org"],"epss":0.00175,"epssPercentile":0.0655,"ingestedAt":"2026-10-16T17:24:46.757Z","slug":"CVE-2026-63842","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/jpeg: set no_user_fence for JPEG v5.0.0 ring\n\nJPEG rings do not support 64-bit user fence writes, reject CS\nsubmissions with user fences.\n\n(cherry picked from commit 0f43893d3cd478fa57836697525b338817c9c23d)\n\n## Affected\n\n- `Linux >= dfad65c65728401587142577dd283476491bac83 < 3a55ff19a6ff5e046d6a4a18e36deec5d95d9a2e`\n- `Linux >= dfad65c65728401587142577dd283476491bac83 < a7e63bb93a7fde3c8920984c3deee9acfe461562`\n- `Linux >= dfad65c65728401587142577dd283476491bac83 < 69ab75c7c5f378eb46f4c918aa848bb5c5603924`\n- `Linux >= dfad65c65728401587142577dd283476491bac83 < ea7c61c5f895e8f9ea0ffffa180498ef9c740152`\n- `Linux 6.9`\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":[]}