drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0.5 ring

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-63843
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 v4.0.5 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit f05d0a4f21fc720116d6e238f23308b199891058)

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 0.064710000 (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 8f98a715da8e906cff5c635f9eb5399b84751557 424510b60d4698a75a6ff71acdd88b528f0f39af git Not specified
CNA Linux Linux affected 8f98a715da8e906cff5c635f9eb5399b84751557 f26e3f7186cd6ecc93e6af102744d64c798dea7e git Not specified
CNA Linux Linux affected 8f98a715da8e906cff5c635f9eb5399b84751557 f9bc5633b761cff200c428f61ed0df6212b1c721 git Not specified
CNA Linux Linux affected 8f98a715da8e906cff5c635f9eb5399b84751557 b65b7f3f3c18f797f81a2af7c97e2079900ad6db git Not specified
CNA Linux Linux affected 6.7 Not specified
CNA Linux Linux unaffected 6.7 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/b65b7f3f3c18f797f81a2af7c97e2079900ad6db 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/f9bc5633b761cff200c428f61ed0df6212b1c721 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/424510b60d4698a75a6ff71acdd88b528f0f39af 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/f26e3f7186cd6ecc93e6af102744d64c798dea7e 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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