{"id":"CVE-2026-63844","summary":"drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0.3 ring","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/jpeg: set no_user_fence for JPEG v4.0.3 ring\n\nJPEG rings do not support 64-bit user fence writes, reject CS\nsubmissions with user fences.\n\n(cherry picked from commit 2f6afc97d259d530f4f86c7743efbc573a8da927)","modified":"2026-07-22T03:31:43.272525371Z","published":"2026-07-19T14:04:38.452Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/63xxx/CVE-2026-63844.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/249fa7549736de1c8e327d7ca6b32fa148a40bd6"},{"type":"WEB","url":"https://git.kernel.org/stable/c/83e37c0987ca92f9e87789b46dd311dcf5a4a6c8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8549b3933038e68dc61cb934b9a54223dd244a78"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b884ff67d62ef514eee9d5f605c03101c8b6bc98"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d6bd2a5fd611ec9c8a2411f084cff2435c709608"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/63xxx/CVE-2026-63844.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-63844"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"e684e654eba9481a9f462a7bbf5c385b7d1c076e"},{"fixed":"b884ff67d62ef514eee9d5f605c03101c8b6bc98"},{"fixed":"d6bd2a5fd611ec9c8a2411f084cff2435c709608"},{"fixed":"8549b3933038e68dc61cb934b9a54223dd244a78"},{"fixed":"249fa7549736de1c8e327d7ca6b32fa148a40bd6"},{"fixed":"83e37c0987ca92f9e87789b46dd311dcf5a4a6c8"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-63844.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.5.0"},{"fixed":"6.6.141"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.91"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.33"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.0.10"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-63844.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}