Unrated severityNVD Advisory· Published Sep 15, 2025· Updated Jan 14, 2026

drm/amd/display: Fix possible underflow for displays with large vblank

CVE-2023-53258

Description

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

[Why] Underflow observed when using a display with a large vblank region and low refresh rate

[How] Simplify calculation of vblank_nom

Increase value for VBlankNomDefaultUS to 800us

No patches discovered yet.

AI mechanics synthesis has not run for this CVE yet.

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