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CVE WatchJul 27, 2026

CVE-2026-63853

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn: set no_user_fence for VCN v4.0 enc ring VCN encoder an

CVSS

7.8

High

EPSS

0.1%

p3

KEV

—

Exploit Today

1

0-100

Published: Jul 19, 2026 · Last modified: Jul 27, 2026

EPSS · 30d
0.1%EPSS · 30 days0.2%
2026-08-042026-08-31
Technical description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn: set no_user_fence for VCN v4.0 enc ring VCN encoder and decoder rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit fd852c048b46f9825e904a4f3f4538fe9d8827d9)

Official references
Related CVEs

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