CVE-2023-31364 HIGH

CVE-2023-31364

Vendor Amd
Product AMD EPYC™ Embedded 8004 Series Processors
Weakness CWE-119
Published February 26, 2026
Last update February 27, 2026

CVSS base score

8.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

What the vulnerability does

01Description

Improper handling of direct memory writes in the input-output memory management unit could allow a malicious guest virtual machine (VM) to flood a host with writes, potentially causing a fatal machine check error resulting in denial of service.

Key dates

02Disclosure timeline

February 26, 2026 CVE published
February 27, 2026 Record updated