CVE-2023-31364 
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.
Problem types: cwe_id: CWE-119
description: CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
Affected products: vendor: AMD
product: AMD EPYC™ 7001 Series Processors
default_status: affected
vendor: AMD
product: AMD EPYC™ 7002 Series Processors
default_status: affected
vendor: AMD
product: AMD EPYC™ 7003 Series Processors
default_status: affected
vendor: AMD
product: AMD EPYC™ 8004 Series Processors
default_status: affected
vendor: AMD
product: AMD EPYC™ 9004 Series Processors
default_status: affected
vendor: AMD
product: AMD EPYC™ 9005 Series Processors
default_status: affected
vendor: AMD
product: AMD EPYC™ Embedded 3000 Series Processors
default_status: affected
vendor: AMD
product: AMD EPYC™ Embedded 7002 Series Processors
default_status: affected
vendor: AMD
product: AMD EPYC™ Embedded 7003 Series Processors
default_status: affected
vendor: AMD
product: AMD EPYC™ Embedded 8004 Series Processors
default_status: unaffected
vendor: AMD
product: AMD EPYC™ Embedded 9004 Series Processor
default_status: unaffected
vendor: AMD
product: AMD EPYC™ Embedded 9005 Series Processors
default_status: affected
vendor: AMD
product: AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics
default_status: affected
vendor: AMD
product: AMD Ryzen™ 3000 Series Desktop Processors
default_status: affected
vendor: AMD
product: AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics
default_status: affected
vendor: AMD
product: AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics
default_status: affected
vendor: AMD
product: AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
default_status: affected
vendor: AMD
product: AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics
default_status: affected
vendor: AMD
product: AMD Ryzen™ 7000 Series Desktop Processors
default_status: affected
vendor: AMD
product: AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics
default_status: affected
vendor: AMD
product: AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics
default_status: affected
vendor: AMD
product: AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics
default_status: affected
vendor: AMD
product: AMD Ryzen™ 8000 Series Desktop Processors
default_status: affected
vendor: AMD
product: AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors
default_status: affected
vendor: AMD
product: AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors
default_status: affected
vendor: AMD
product: AMD Ryzen™ Embedded 5000 Series Processors
default_status: affected
vendor: AMD
product: AMD Ryzen™ Embedded 7000 Series Processors
default_status: affected
vendor: AMD
product: AMD Ryzen™ Embedded 8000 Series Processors
default_status: affected
vendor: AMD
product: AMD Ryzen™ Embedded R1000 Series Processors
default_status: affected
vendor: AMD
product: AMD Ryzen™ Embedded R2000 Series Processors
default_status: affected
vendor: AMD
product: AMD Ryzen™ Embedded V1000 Series Processors
default_status: affected
vendor: AMD
product: AMD Ryzen™ Embedded V2000 Series Processors
default_status: affected
vendor: AMD
product: AMD Ryzen™ Embedded V3000 Series Processors
default_status: affected
Published: 2026-02-26T20:33:28.086Z