CVE-2023-53780

Updated: 2026-01-19 04:28:32.102195

Description:

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix FCLK pstate change underflow [Why] Currently we set FCLK p-state change watermark calculated based on dummy p-state latency when UCLK p-state is not supported [How] Calculate FCLK p-state change watermark based on on FCLK pstate change latency in case UCLK p-state is not supported


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x NONE 0.0
CVSS Version 3.x MEDIUM 5.5

Status

OS name Project name Version Score Severity Status Errata Last updated

Statement

AlmaLinux 9.2 ESU kernel 5.14.0 5.5 MEDIUM Released CLSA-2026:1771239384 2026-02-16 15:49:18
CentOS 8.4 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2026-01-20 01:21:54 This flaw is confined to the AMD GPU display driver’s FCLK/UCLK p‑state watermark logic and only...
CentOS 8.5 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2026-01-20 01:21:55 This flaw is confined to the AMD GPU display driver’s FCLK/UCLK p‑state watermark logic and only...