drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0.3 ring

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-63844
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-19 15:16:51 UTC
Updated2026-07-20 15:16:50 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0.3 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit 2f6afc97d259d530f4f86c7743efbc573a8da927)

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from 416baaa9-dc9f-4396-8d5f-8c081fb06d67

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.001680000 probability, percentile 0.064720000 (date 2026-07-20)

VersionSourceTypeScoreSeverityVector
3.1416baaa9-dc9f-4396-8d5f-8c081fb06d67Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNADECLARED7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected e684e654eba9481a9f462a7bbf5c385b7d1c076e b884ff67d62ef514eee9d5f605c03101c8b6bc98 git Not specified
CNA Linux Linux affected e684e654eba9481a9f462a7bbf5c385b7d1c076e d6bd2a5fd611ec9c8a2411f084cff2435c709608 git Not specified
CNA Linux Linux affected e684e654eba9481a9f462a7bbf5c385b7d1c076e 8549b3933038e68dc61cb934b9a54223dd244a78 git Not specified
CNA Linux Linux affected e684e654eba9481a9f462a7bbf5c385b7d1c076e 249fa7549736de1c8e327d7ca6b32fa148a40bd6 git Not specified
CNA Linux Linux affected e684e654eba9481a9f462a7bbf5c385b7d1c076e 83e37c0987ca92f9e87789b46dd311dcf5a4a6c8 git Not specified
CNA Linux Linux affected 6.5 Not specified
CNA Linux Linux unaffected 6.5 semver Not specified
CNA Linux Linux unaffected 6.6.141 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.91 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.33 6.18.* semver Not specified
CNA Linux Linux unaffected 7.0.10 7.0.* semver Not specified
CNA Linux Linux unaffected 7.1 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/83e37c0987ca92f9e87789b46dd311dcf5a4a6c8 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/d6bd2a5fd611ec9c8a2411f084cff2435c709608 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/b884ff67d62ef514eee9d5f605c03101c8b6bc98 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/8549b3933038e68dc61cb934b9a54223dd244a78 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/249fa7549736de1c8e327d7ca6b32fa148a40bd6 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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