---
id: CVE-2026-63847
title: 'drm/amdgpu/jpeg: set no_user_fence for JPEG v2.5 ring'
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  drm/amdgpu/jpeg: set no_user_fence for JPEG v2.5 ring

  JPEG rings do not support 64-bit user fence writes, reject CS
  submissions with user fences.

  (cherry picked from …
severity: high
cvss: 7.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cvssSource: cna
vendor: Linux
product: Linux
affected:
  - >-
    Linux >= 14f43e8f88c57bbeaed3d05f13efab733f5e2338 <
    63691e396105611173072ad548fc2b68831ecf23
  - >-
    Linux >= 14f43e8f88c57bbeaed3d05f13efab733f5e2338 <
    4d96e3cbfc66e4d66ea0096bde858e28ab62da00
  - >-
    Linux >= 14f43e8f88c57bbeaed3d05f13efab733f5e2338 <
    3a96fee676fc0caf08f03ad915bec6fcd144d551
  - >-
    Linux >= 14f43e8f88c57bbeaed3d05f13efab733f5e2338 <
    694fe016969c5e5a24b9e0ef7c1307eedec8ddf8
  - >-
    Linux >= 14f43e8f88c57bbeaed3d05f13efab733f5e2338 <
    79405e774ede411c6b47ed41c651e40b92de64a2
  - Linux 5.6
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-10-16T15:31:59.376671Z'
published: '2026-07-19'
updated: '2026-10-16'
sourceUpdated: '2026-10-16T15:42:06.984Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-63847'
references:
  - url: 'https://git.kernel.org/stable/c/63691e396105611173072ad548fc2b68831ecf23'
  - url: 'https://git.kernel.org/stable/c/4d96e3cbfc66e4d66ea0096bde858e28ab62da00'
  - url: 'https://git.kernel.org/stable/c/3a96fee676fc0caf08f03ad915bec6fcd144d551'
  - url: 'https://git.kernel.org/stable/c/694fe016969c5e5a24b9e0ef7c1307eedec8ddf8'
  - url: 'https://git.kernel.org/stable/c/79405e774ede411c6b47ed41c651e40b92de64a2'
tags:
  - cve.org
epss: 0.00175
epssPercentile: 0.06559
ingestedAt: '2026-10-16T17:24:46.757Z'
---

## Overview

In the Linux kernel, the following vulnerability has been resolved:

drm/amdgpu/jpeg: set no_user_fence for JPEG v2.5 ring

JPEG rings do not support 64-bit user fence writes, reject CS
submissions with user fences.

(cherry picked from commit 3216a7f4e2642bda5fd14f57586e835ae9202587)

## Affected

- `Linux >= 14f43e8f88c57bbeaed3d05f13efab733f5e2338 < 63691e396105611173072ad548fc2b68831ecf23`
- `Linux >= 14f43e8f88c57bbeaed3d05f13efab733f5e2338 < 4d96e3cbfc66e4d66ea0096bde858e28ab62da00`
- `Linux >= 14f43e8f88c57bbeaed3d05f13efab733f5e2338 < 3a96fee676fc0caf08f03ad915bec6fcd144d551`
- `Linux >= 14f43e8f88c57bbeaed3d05f13efab733f5e2338 < 694fe016969c5e5a24b9e0ef7c1307eedec8ddf8`
- `Linux >= 14f43e8f88c57bbeaed3d05f13efab733f5e2338 < 79405e774ede411c6b47ed41c651e40b92de64a2`
- `Linux 5.6`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.