Description
Improper access control for register interface in the input-output memory management unit (IOMMU) could allow a privileged attacker to cause non-coherent accesses by the AMD secure processor (ASP) potentially resulting in loss of integrity.
CVSS breakdown
CVSS 4.0
Attack Vector
Local
Attack Complexity
Low
Attack Requirements
Present
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.H – GenoaPI_1.0.0.H
- AMD / AMD EPYC™ 9004 Series ProcessorsGenoaPI_1.0.0.H – GenoaPI_1.0.0.H
- AMD / AMD EPYC™ 9005 Series ProcessorsTurinPI_1.0.0.8 – TurinPI_1.0.0.8
- AMD / AMD EPYC™ Embedded 8004 Series ProcessorsEmbGenoaPI-SP5 1.0.0.D – EmbGenoaPI-SP5 1.0.0.D
- AMD / AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Bergamo")EmbGenoaPI-SP5 1.0.0.D – EmbGenoaPI-SP5 1.0.0.D
- AMD / AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Genoa")EmbGenoaPI-SP5 1.0.0.D – EmbGenoaPI-SP5 1.0.0.D
- AMD / AMD EPYC™ Embedded 9005 Series ProcessorsEmbeddedTurinPI_SP5_1004 – EmbeddedTurinPI_SP5_1004