CVE-2023-20581: AMD Epyc 9004 Processors

Low severity, CVSS 2.5. EPSS: 0.2% chance of exploitation in the next 30 days.

Improper access control in the IOMMU may allow a privileged attacker to bypass RMP checks, potentially leading to a loss of guest memory integrity.

Affected products

• AMD AMD Epyc 9004 Processors
• AMD AMD Epyc Embedded 9004

Published 2025-02-11. Last modified 2026-06-17.