Description
Improper handling of direct memory writes in the input-output memory management unit could allow a malicious guest virtual machine (VM) to flood a host with writes, potentially causing a fatal machine check error resulting in denial of service.
CVSS breakdown
CVSS 4.0
Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality (Vulnerable System)
None
Integrity (Vulnerable System)
None
Availability (Vulnerable System)
High
Confidentiality (Subsequent System)
None
Integrity (Subsequent System)
None
Availability (Subsequent System)
High
Affected products
- AMD / AMD Athlon™ 3000 Series Mobile Processors with Radeon™ GraphicsNo Fix Planned – No Fix Planned
- AMD / AMD EPYC™ 7001 Series ProcessorsNaplesPI 1.0.0.R – NaplesPI 1.0.0.R
- AMD / AMD EPYC™ 7002 Series ProcessorsRomePI 1.0.0.N – RomePI 1.0.0.N
- AMD / AMD EPYC™ 7003 Series ProcessorsMilanPI 1.0.0.H – MilanPI 1.0.0.H
- AMD / AMD EPYC™ 8004 Series ProcessorsGenoaPI 1.0.0.G – GenoaPI 1.0.0.G
- AMD / AMD EPYC™ 9004 Series ProcessorsGenoaPI 1.0.0.G – GenoaPI 1.0.0.G
- AMD / AMD EPYC™ 9005 Series ProcessorsTurinPI 1.0.0.7 – TurinPI 1.0.0.7
- AMD / AMD EPYC™ Embedded 3000 Series ProcessorsSnowyOwl_SP4_SP4r2.1.1.0.H – SnowyOwl_SP4_SP4r2.1.1.0.H
- AMD / AMD EPYC™ Embedded 7002 Series ProcessorsEmbRomePI-SP3 1.0.0.F – EmbRomePI-SP3 1.0.0.F
- AMD / AMD EPYC™ Embedded 7003 Series ProcessorsEmbMilanPI-SP3 v9 1.0.0.C – EmbMilanPI-SP3 v9 1.0.0.C
- AMD / AMD EPYC™ Embedded 8004 Series ProcessorsEmbGenoaPI-SP5 1.0.0.B – EmbGenoaPI-SP5 1.0.0.B
- AMD / AMD EPYC™ Embedded 9004 Series ProcessorEmbGenoaPI-SP5 1.0.0.B – EmbGenoaPI-SP5 1.0.0.B
- AMD / AMD EPYC™ Embedded 9005 Series ProcessorsEmbTurinPI-SP5 1.0.0.1 – EmbTurinPI-SP5 1.0.0.1
- AMD / AMD Ryzen™ 3000 Series Desktop ProcessorsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ GraphicsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ GraphicsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ GraphicsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ 6000 Series Processors with Radeon™ GraphicsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ 7000 Series Desktop ProcessorsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ 7020 Series Processors with Radeon™ GraphicsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ GraphicsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ GraphicsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ 8000 Series Desktop ProcessorsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ Embedded 5000 Series ProcessorsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ Embedded 7000 Series ProcessorsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ Embedded 8000 Series ProcessorsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ Embedded R1000 Series ProcessorsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ Embedded R2000 Series ProcessorsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ Embedded V1000 Series ProcessorsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ Embedded V2000 Series ProcessorsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ Embedded V3000 Series ProcessorsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ Threadripper™ PRO 3000 WX-Series ProcessorsNo Fix Planned – No Fix Planned
- AMD / AMD Ryzen™ Threadripper™ PRO 5000 WX-Series ProcessorsNo Fix Planned – No Fix Planned