Description
Improper input validation in IOMMU could allow a malicious hypervisor to reconfigure IOMMU registers resulting in loss of guest data integrity.
CVSS breakdown
CVSS 4.0
Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
High
User Interaction
None
Confidentiality (Vulnerable System)
None
Integrity (Vulnerable System)
None
Availability (Vulnerable System)
None
Confidentiality (Subsequent System)
None
Integrity (Subsequent System)
High
Availability (Subsequent System)
None
Affected products
- AMD / AMD EPYC™ 8004 Series ProcessorsGenoaPI 1.0.0.F – GenoaPI 1.0.0.F
- AMD / AMD EPYC™ 9004 Series ProcessorsGenoaPI 1.0.0.F – GenoaPI 1.0.0.F
- AMD / AMD EPYC™ Embedded 9004 Series ProcessorsEmbGenoaPI-SP5 1.0.0.B – EmbGenoaPI-SP5 1.0.0.B