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CVE-2023-31364

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CVE-2023-31364

Published: Feb 26, 2026

Modified: Feb 27, 2026

PUBLISHED

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.

VendorProductVersions

AMD

AMD EPYC™ 7001 Series Processors

unaffected
NaplesPI 1.0.0.R

AMD

AMD EPYC™ 7002 Series Processors

unaffected
RomePI 1.0.0.N

AMD

AMD EPYC™ 7003 Series Processors

unaffected
MilanPI 1.0.0.H

AMD

AMD EPYC™ 8004 Series Processors

unaffected
GenoaPI 1.0.0.G

AMD

AMD EPYC™ 9004 Series Processors

unaffected
GenoaPI 1.0.0.G

AMD

AMD EPYC™ 9005 Series Processors

unaffected
TurinPI 1.0.0.7

AMD

AMD EPYC™ Embedded 3000 Series Processors

unaffected
SnowyOwl_SP4_SP4r2.1.1.0.H

AMD

AMD EPYC™ Embedded 7002 Series Processors

unaffected
EmbRomePI-SP3 1.0.0.F

AMD

AMD EPYC™ Embedded 7003 Series Processors

unaffected
EmbMilanPI-SP3 v9 1.0.0.C

AMD

AMD EPYC™ Embedded 8004 Series Processors

affected
EmbGenoaPI-SP5 1.0.0.B

AMD

AMD EPYC™ Embedded 9004 Series Processor

affected
EmbGenoaPI-SP5 1.0.0.B

AMD

AMD EPYC™ Embedded 9005 Series Processors

unaffected
EmbTurinPI-SP5 1.0.0.1

AMD

AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics

affected
No Fix Planned

AMD

AMD Ryzen™ 3000 Series Desktop Processors

affected
No Fix Planned

AMD

AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics

affected
No Fix Planned

AMD

AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics

affected
No Fix Planned

AMD

AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics

affected
No Fix Planned

AMD

AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics

affected
No Fix Planned

AMD

AMD Ryzen™ 7000 Series Desktop Processors

affected
No Fix Planned

AMD

AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics

affected
No Fix Planned

AMD

AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics

affected
No Fix Planned

AMD

AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics

affected
No Fix Planned

AMD

AMD Ryzen™ 8000 Series Desktop Processors

affected
No Fix Planned

AMD

AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors

affected
No Fix Planned

AMD

AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors

affected
No Fix Planned

AMD

AMD Ryzen™ Embedded 5000 Series Processors

affected
No Fix Planned

AMD

AMD Ryzen™ Embedded 7000 Series Processors

affected
No Fix Planned

AMD

AMD Ryzen™ Embedded 8000 Series Processors

affected
No Fix Planned

AMD

AMD Ryzen™ Embedded R1000 Series Processors

affected
No Fix Planned

AMD

AMD Ryzen™ Embedded R2000 Series Processors

affected
No Fix Planned

AMD

AMD Ryzen™ Embedded V1000 Series Processors

affected
No Fix Planned

AMD

AMD Ryzen™ Embedded V2000 Series Processors

affected
No Fix Planned

AMD

AMD Ryzen™ Embedded V3000 Series Processors

affected
No Fix Planned

Weaknesses (CWE)

CWE-119

References

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