Description
Improper access control in AMD Secure Encrypted Virtualization (SEV) firmware could allow a malicious hypervisor to bypass RMP protections, potentially resulting in a loss of SEV-SNP guest memory 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™ 9005 Series ProcessorsTurinPI 1.0.0.6 – TurinPI 1.0.0.6
- AMD / AMD EPYC™ Embedded 9005 Series ProcessorsEmbTurinPI-SP5_1.0.0.1 – EmbTurinPI-SP5_1.0.0.1