VULNERABILITY INTELLIGENCE

CVE-2021-26338

CVSS score7.5 HIGH
EPSS probability0.93%
CISA KEVNot currently listed
Published2021-11-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

Improper access controls in System Management Unit (SMU) may allow for an attacker to override performance control tables located in DRAM resulting in a potential lack of system resources.

Weakness classification

  • psirt@amd.com: CWE-284
  • nvd@nist.gov: NVD-CWE-Other

Primary references