VULNERABILITY INTELLIGENCE
CVE-2023-53258
CVSS score5.5 MEDIUM
EPSS probability0.15%
CISA KEVNot currently listed
Published2025-09-15
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Description
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix possible underflow for displays with large vblank [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
Weakness classification
- CWE-191: Integer Underflow (Wrap or Wraparound)