CVE-2023-31364

CVE.org · Published

Record status: Published
Identifier year (not publication year): 2023
Source publication: Feb 26, 2026
Source updated: Feb 27, 2026
Imported by cveboard: Oct 24, 2026
Source snapshot: cve_2026-10-24_midnight_baseline · Oct 24, 2026

CNA source text (English)

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.

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

AMD EPYC™ 7001 Series Processors

Vendor: AMD
Product: AMD EPYC™ 7001 Series Processors
Platforms: Unknown
Default status: affected

AMD EPYC™ 7001 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
NaplesPI 1.0.0.R	`unaffected`	Unavailable	Unavailable	Unavailable	None listed

AMD EPYC™ 7002 Series Processors

Vendor: AMD
Product: AMD EPYC™ 7002 Series Processors
Platforms: Unknown
Default status: affected

AMD EPYC™ 7002 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
RomePI 1.0.0.N	`unaffected`	Unavailable	Unavailable	Unavailable	None listed

AMD EPYC™ 7003 Series Processors

Vendor: AMD
Product: AMD EPYC™ 7003 Series Processors
Platforms: Unknown
Default status: affected

AMD EPYC™ 7003 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
MilanPI 1.0.0.H	`unaffected`	Unavailable	Unavailable	Unavailable	None listed

AMD EPYC™ 8004 Series Processors

Vendor: AMD
Product: AMD EPYC™ 8004 Series Processors
Platforms: Unknown
Default status: affected

AMD EPYC™ 8004 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
GenoaPI 1.0.0.G	`unaffected`	Unavailable	Unavailable	Unavailable	None listed

AMD EPYC™ 9004 Series Processors

Vendor: AMD
Product: AMD EPYC™ 9004 Series Processors
Platforms: Unknown
Default status: affected

AMD EPYC™ 9004 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
GenoaPI 1.0.0.G	`unaffected`	Unavailable	Unavailable	Unavailable	None listed

AMD EPYC™ 9005 Series Processors

Vendor: AMD
Product: AMD EPYC™ 9005 Series Processors
Platforms: Unknown
Default status: affected

AMD EPYC™ 9005 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
TurinPI 1.0.0.7	`unaffected`	Unavailable	Unavailable	Unavailable	None listed

AMD EPYC™ Embedded 3000 Series Processors

Vendor: AMD
Product: AMD EPYC™ Embedded 3000 Series Processors
Platforms: Unknown
Default status: affected

AMD EPYC™ Embedded 3000 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
SnowyOwl_SP4_SP4r2.1.1.0.H	`unaffected`	Unavailable	Unavailable	Unavailable	None listed

AMD EPYC™ Embedded 7002 Series Processors

Vendor: AMD
Product: AMD EPYC™ Embedded 7002 Series Processors
Platforms: Unknown
Default status: affected

AMD EPYC™ Embedded 7002 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
EmbRomePI-SP3 1.0.0.F	`unaffected`	Unavailable	Unavailable	Unavailable	None listed

AMD EPYC™ Embedded 7003 Series Processors

Vendor: AMD
Product: AMD EPYC™ Embedded 7003 Series Processors
Platforms: Unknown
Default status: affected

AMD EPYC™ Embedded 7003 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
EmbMilanPI-SP3 v9 1.0.0.C	`unaffected`	Unavailable	Unavailable	Unavailable	None listed

AMD EPYC™ Embedded 8004 Series Processors

Vendor: AMD
Product: AMD EPYC™ Embedded 8004 Series Processors
Platforms: Unknown
Default status: unaffected

AMD EPYC™ Embedded 8004 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
EmbGenoaPI-SP5 1.0.0.B	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD EPYC™ Embedded 9004 Series Processor

Vendor: AMD
Product: AMD EPYC™ Embedded 9004 Series Processor
Platforms: Unknown
Default status: unaffected

AMD EPYC™ Embedded 9004 Series Processor · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
EmbGenoaPI-SP5 1.0.0.B	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD EPYC™ Embedded 9005 Series Processors

Vendor: AMD
Product: AMD EPYC™ Embedded 9005 Series Processors
Platforms: Unknown
Default status: affected

AMD EPYC™ Embedded 9005 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
EmbTurinPI-SP5 1.0.0.1	`unaffected`	Unavailable	Unavailable	Unavailable	None listed

AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics

Vendor: AMD
Product: AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics
Platforms: Unknown
Default status: affected

AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ 3000 Series Desktop Processors

Vendor: AMD
Product: AMD Ryzen™ 3000 Series Desktop Processors
Platforms: Unknown
Default status: affected

AMD Ryzen™ 3000 Series Desktop Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics

Vendor: AMD
Product: AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics
Platforms: Unknown
Default status: affected

AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics

Vendor: AMD
Product: AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics
Platforms: Unknown
Default status: affected

AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics

Vendor: AMD
Product: AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
Platforms: Unknown
Default status: affected

AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics

Vendor: AMD
Product: AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics
Platforms: Unknown
Default status: affected

AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ 7000 Series Desktop Processors

Vendor: AMD
Product: AMD Ryzen™ 7000 Series Desktop Processors
Platforms: Unknown
Default status: affected

AMD Ryzen™ 7000 Series Desktop Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics

Vendor: AMD
Product: AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics
Platforms: Unknown
Default status: affected

AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics

Vendor: AMD
Product: AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics
Platforms: Unknown
Default status: affected

AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics

Vendor: AMD
Product: AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics
Platforms: Unknown
Default status: affected

AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ 8000 Series Desktop Processors

Vendor: AMD
Product: AMD Ryzen™ 8000 Series Desktop Processors
Platforms: Unknown
Default status: affected

AMD Ryzen™ 8000 Series Desktop Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors

Vendor: AMD
Product: AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors
Platforms: Unknown
Default status: affected

AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors

Vendor: AMD
Product: AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors
Platforms: Unknown
Default status: affected

AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ Embedded 5000 Series Processors

Vendor: AMD
Product: AMD Ryzen™ Embedded 5000 Series Processors
Platforms: Unknown
Default status: affected

AMD Ryzen™ Embedded 5000 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ Embedded 7000 Series Processors

Vendor: AMD
Product: AMD Ryzen™ Embedded 7000 Series Processors
Platforms: Unknown
Default status: affected

AMD Ryzen™ Embedded 7000 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ Embedded 8000 Series Processors

Vendor: AMD
Product: AMD Ryzen™ Embedded 8000 Series Processors
Platforms: Unknown
Default status: affected

AMD Ryzen™ Embedded 8000 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ Embedded R1000 Series Processors

Vendor: AMD
Product: AMD Ryzen™ Embedded R1000 Series Processors
Platforms: Unknown
Default status: affected

AMD Ryzen™ Embedded R1000 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ Embedded R2000 Series Processors

Vendor: AMD
Product: AMD Ryzen™ Embedded R2000 Series Processors
Platforms: Unknown
Default status: affected

AMD Ryzen™ Embedded R2000 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ Embedded V1000 Series Processors

Vendor: AMD
Product: AMD Ryzen™ Embedded V1000 Series Processors
Platforms: Unknown
Default status: affected

AMD Ryzen™ Embedded V1000 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ Embedded V2000 Series Processors

Vendor: AMD
Product: AMD Ryzen™ Embedded V2000 Series Processors
Platforms: Unknown
Default status: affected

AMD Ryzen™ Embedded V2000 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed

AMD Ryzen™ Embedded V3000 Series Processors

Vendor: AMD
Product: AMD Ryzen™ Embedded V3000 Series Processors
Platforms: Unknown
Default status: affected

AMD Ryzen™ Embedded V3000 Series Processors · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
No Fix Planned	`affected`	Unavailable	Unavailable	Unavailable	None listed