CVE-2026-63843

high

Description

In 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)

References

https://git.kernel.org/stable/c/f9bc5633b761cff200c428f61ed0df6212b1c721

https://git.kernel.org/stable/c/f26e3f7186cd6ecc93e6af102744d64c798dea7e

https://git.kernel.org/stable/c/b65b7f3f3c18f797f81a2af7c97e2079900ad6db

https://git.kernel.org/stable/c/424510b60d4698a75a6ff71acdd88b528f0f39af

Details

Source: Mitre, NVD

Published: 2026-07-19

Updated: 2026-07-20

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

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

Severity: High

EPSS

EPSS: 0.00168