CVE-2026-63840CWE-20

CVE-2026-63840

High · published July 19, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
5.4
In the wild
Unconfirmed
What it is

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

drm/amdgpu/jpeg: set no_user_fence for JPEG v5.3.0 ring

JPEG rings do not support 64-bit user fence writes, reject CS

submissions with user fences.

(cherry picked from commit 86ac011ae234c03fb872f4945913391ea1d8862e)

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00165 · 5.4th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2026-07-19T19:16Z
Affected products (2)
ProductVersionsFixed in
linux/linux_kernel≥ 7.0, < 7.0.107.0.10
linux/linux_kernelall versions—
References (2)
https://git.kernel.org/stable/c/3b0ea2021351b6b813b34fac940957f1f4fad85b · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/46ad73aec27d020f103b4262e4da2d2c22f54799 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67
EPSS history
Timeline
  • 19 JUL 14:04Z
    drm/amdgpu/jpeg: set no_user_fence for JPEG v5.3.0 ring
    cvelistv5