Description
Improper input validation in the SMM communications buffer could allow a privileged attacker to perform an out of bounds read or write to SMRAM potentially resulting in loss of confidentiality or integrity.
CVSS breakdown
CVSS 4.0
Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
High
User Interaction
None
Confidentiality (Vulnerable System)
Low
Integrity (Vulnerable System)
Low
Availability (Vulnerable System)
None
Confidentiality (Subsequent System)
None
Integrity (Subsequent System)
None
Availability (Subsequent System)
None
Affected products
- AMD / AMD EPYC™ 9004 Series ProcessorsGenoaPI 1.0.0.F – GenoaPI 1.0.0.F
- AMD / AMD EPYC™ 9005 Series ProcessorsTurinPI 1.0.0.4 – TurinPI 1.0.0.4
- AMD / AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Genoa")EmbGenoaPI-SP5 1.0.0.B – EmbGenoaPI-SP5 1.0.0.B
- AMD / AMD Ryzen™ 6000 Series Processors with Radeon™ GraphicsRembrandtPI-FP7_1.0.0.BD – RembrandtPI-FP7_1.0.0.BD
- AMD / AMD Ryzen™ 7020 Series Processors with Radeon™ GraphicsMendocinoPI-FT6_1.0.0.7c – MendocinoPI-FT6_1.0.0.7c
- AMD / AMD Ryzen™ 7035 Series Processors with Radeon™ GraphicsRembrandtPI-FP7_1.0.0.BD – RembrandtPI-FP7_1.0.0.BD
- AMD / AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ GraphicsPhoenixPI-FP8-FP7_1.2.0.0c – PhoenixPI-FP8-FP7_1.2.0.0c
- AMD / AMD Ryzen™ 8000 Series Desktop ProcessorsComboAM5 1.2.0.3d – ComboAM5 1.2.0.3d
- AMD / AMD Ryzen™ 8000 Series Desktop ProcessorsComboAM5 1.1.0.3d – ComboAM5 1.1.0.3d
- AMD / AMD Ryzen™ 8040 Series Mobile Processors with Radeon™ GraphicsPhoenixPI-FP8-FP7_1.2.0.0c – PhoenixPI-FP8-FP7_1.2.0.0c
- AMD / AMD Ryzen™ 9000HX Series Mobile ProcessorsFireRangeFL1PI 1.0.0.0a – FireRangeFL1PI 1.0.0.0a
- AMD / AMD Ryzen™ 9000 Series Desktop ProcessorsComboAM5 1.2.0.3d – ComboAM5 1.2.0.3d
- AMD / AMD Ryzen™ AI 300 Series ProcessorsStrixKrackanPI-FP8_1.1.0.0b – StrixKrackanPI-FP8_1.1.0.0b
- AMD / AMD Ryzen™ AI Max 300 Series ProcessorsStrixHaloPI-FP11_1.0.0.1 – StrixHaloPI-FP11_1.0.0.1
- AMD / AMD Ryzen™ Embedded 8000 Series ProcessorsEmbeddedPhoenixPI-FP7r2_1.0.0.2 – EmbeddedPhoenixPI-FP7r2_1.0.0.2
- AMD / AMD Ryzen™ Embedded V3000 Series ProcessorsEmbedded-PI_FP7r2 100F – Embedded-PI_FP7r2 100F
- AMD / AMD Ryzen™ Threadripper™ 7000 ProcessorsStormPeakPI-SP6_1.1.0.0j – StormPeakPI-SP6_1.1.0.0j
- AMD / AMD Ryzen™ Threadripper™ PRO 7000 WX-Series ProcessorsStormPeakPI-SP6_1.1.0.0j – StormPeakPI-SP6_1.1.0.0j
- AMD / AMD Ryzen™ Threadripper™ PRO 7000 WX-Series ProcessorsStormPeakPI-SP6_1.0.0.1l – StormPeakPI-SP6_1.0.0.1l
- AMD / Not publicComboAM5 1.2.0.3d – ComboAM5 1.2.0.3d