{"id":"CVE-2026-63844","revision":"01dba63fd40d40f3be294e5c07b227ff","records":[{"revision":"01dba63fd40d40f3be294e5c07b227ff","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-63844","aliases":[],"title":"drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0.3 ring","description":"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)","state":0,"publishedAt":"2026-07-19T14:04:38.452+00:00","modifiedAt":"2026-10-19T20:07:50.354+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"e684e654eba9481a9f462a7bbf5c385b7d1c076e\",\n                            \"lessThan\": \"b884ff67d62ef514eee9d5f605c03101c8b6bc98\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"e684e654eba9481a9f462a7bbf5c385b7d1c076e\",\n                            \"lessThan\": \"d6bd2a5fd611ec9c8a2411f084cff2435c709608\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"e684e654eba9481a9f462a7bbf5c385b7d1c076e\",\n                            \"lessThan\": \"8549b3933038e68dc61cb934b9a54223dd244a78\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"e684e654eba9481a9f462a7bbf5c385b7d1c076e\",\n                            \"lessThan\": \"249fa7549736de1c8e327d7ca6b32fa148a40bd6\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"e684e654eba9481a9f462a7bbf5c385b7d1c076e\",\n                            \"lessThan\": \"83e37c0987ca92f9e87789b46dd311dcf5a4a6c8\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.5\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.5\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.141\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.91\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.33\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.0.10\",\n                            \"lessThanOrEqual\": \"7.0.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.1\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/b884ff67d62ef514eee9d5f605c03101c8b6bc98","https://git.kernel.org/stable/c/d6bd2a5fd611ec9c8a2411f084cff2435c709608","https://git.kernel.org/stable/c/8549b3933038e68dc61cb934b9a54223dd244a78","https://git.kernel.org/stable/c/249fa7549736de1c8e327d7ca6b32fa148a40bd6","https://git.kernel.org/stable/c/83e37c0987ca92f9e87789b46dd311dcf5a4a6c8"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-63844","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-63844","identifiers":["CVE-2026-63844"]},"retained":false,"historicalAffected":[]}],"coverage":[]}