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CVE-2026-63845

drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0 ring

HIGH
7.8
CVSS Score
Published: July 19, 2026 at 02:04 PM UTC
Updated: October 30, 2026 at 01:19 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.8
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit 8d0cac9478a3f046279c657d6a2545de49ae675a)

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
5.19 ≤ v < 6.6.1416.13 ≤ v < 6.18.336.19 ≤ v < 7.0.106.7 ≤ v < 6.12.915.197.1b13111de32a9202c6d58bb7e4c06296b99c4d7e3
Vendor states this is fixed in 6876d05b899102f4dfdb9ad560132126144c1c72 (fixed)
Vendor states this is fixed in a676f16ea9a7df96d69f405afb6eb349571b3382 (fixed)
Vendor states this is fixed in af4b458daa597dae707bf3f1f74745f5fc133ca2 (fixed)
Vendor states this is fixed in d4e0172a1b614373385e9b7111b580f8d2e0b98f (fixed)
Vendor states this is fixed in e7e90b5839aeb8805ec83bb4da610b8dab8e184d (fixed)
Vendor states this is fixed in 5.19 (unaffected)
Vendor states this is fixed in 6.12.91 (unaffected)
Vendor states this is fixed in 6.18.33 (unaffected)
Vendor states this is fixed in 6.6.141 (unaffected)
Vendor states this is fixed in 7.0.10 (unaffected)
Vendor states this is fixed in 7.1 (unaffected)

References (6)

Patch
Source: cverecord
https://git.kernel.org/stable/c/d4e0172a1b614373385e9b7111b580f8d2e0b98f
Patch
Source: cverecord
https://git.kernel.org/stable/c/a676f16ea9a7df96d69f405afb6eb349571b3382
Patch
Source: cverecord
https://git.kernel.org/stable/c/6876d05b899102f4dfdb9ad560132126144c1c72
Patch
Source: cverecord
https://git.kernel.org/stable/c/af4b458daa597dae707bf3f1f74745f5fc133ca2
Patch
Source: cverecord
https://git.kernel.org/stable/c/e7e90b5839aeb8805ec83bb4da610b8dab8e184d
Source: cverecord
https://git.kernel.org/stable/c/8350819f3e09d494c8178faabe1fc2b18e095a27

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHLinux
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-20NVD-CWE-noinfo

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