CyberICT

CVE-2026-23213

Microsoft · Published February 21, 2026

CVSS v3.1

HIGH
Patch availableGet patch

Description

drm/amd/pm: Disable MMIO access during SMU Mode 1 reset. drm/amd/pm: Disable MMIO access during SMU Mode 1 reset

Affected Products

  • azl3 kernel 6.6.121.1-1 on Azure Linux 3.0
  • cbl2 kernel 5.15.200.1-1 on CBL Mariner 2.0
  • cbl2 kernel 5.15.202.1-1 on CBL Mariner 2.0
  • azl3 kernel 6.6.134.1-2 on Azure Linux 3.0

CVSS Vector

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