Description
Improper access control in the IOMMU may allow a privileged attacker to bypass RMP checks, potentially leading to a loss of guest memory integrity.
CVSS breakdown
CVSS 3.1
Attack Vector
Local
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
Low
Availability
None
Affected products
- AMD / AMD EPYC™ 9004 ProcessorsGenoaPI 1.0.0.C – GenoaPI 1.0.0.C
- AMD / AMD EPYC™ 9004 ProcessorsSEV FW1.55.36 – SEV FW1.55.36
- AMD / AMD EPYC™ Embedded 9004EmbGenoaPI-SP5 1.0.0.7 – EmbGenoaPI-SP5 1.0.0.7