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CVE record · CVE-2023-31364

Buffer overflow in AMD EPYC™ 7001 Series Processors and others

CVSS 8.3 HighEPSS 0.0026 · 18th percentile

Published by the CVE Program (CNA: AMD) at 26 Feb 2026, 20:33 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
AMD AMD EPYC™ 7001 Series Processors
  • unaffected NaplesPI 1.0.0.R
Other versions: affected
AMD AMD EPYC™ 7002 Series Processors
  • unaffected RomePI 1.0.0.N
Other versions: affected
AMD AMD EPYC™ 7003 Series Processors
  • unaffected MilanPI 1.0.0.H
Other versions: affected
AMD AMD EPYC™ 8004 Series Processors
  • unaffected GenoaPI 1.0.0.G
Other versions: affected
AMD AMD EPYC™ 9004 Series Processors
  • unaffected GenoaPI 1.0.0.G
Other versions: affected
AMD AMD EPYC™ 9005 Series Processors
  • unaffected TurinPI 1.0.0.7
Other versions: affected
AMD AMD EPYC™ Embedded 3000 Series Processors
  • unaffected SnowyOwl_SP4_SP4r2.1.1.0.H
Other versions: affected
AMD AMD EPYC™ Embedded 7002 Series Processors
  • unaffected EmbRomePI-SP3 1.0.0.F
Other versions: affected
AMD AMD EPYC™ Embedded 7003 Series Processors
  • unaffected EmbMilanPI-SP3 v9 1.0.0.C
Other versions: affected
AMD AMD EPYC™ Embedded 8004 Series Processors
  • affected EmbGenoaPI-SP5 1.0.0.B
Other versions: unaffected
AMD AMD EPYC™ Embedded 9004 Series Processor
  • affected EmbGenoaPI-SP5 1.0.0.B
Other versions: unaffected
AMD AMD EPYC™ Embedded 9005 Series Processors
  • unaffected EmbTurinPI-SP5 1.0.0.1
Other versions: affected
AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ 3000 Series Desktop Processors
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ 7000 Series Desktop Processors
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ 8000 Series Desktop Processors
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ Embedded 5000 Series Processors
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ Embedded 7000 Series Processors
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ Embedded 8000 Series Processors
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ Embedded R1000 Series Processors
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ Embedded R2000 Series Processors
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ Embedded V1000 Series Processors
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ Embedded V2000 Series Processors
  • affected No Fix Planned
Other versions: affected
AMD AMD Ryzen™ Embedded V3000 Series Processors
  • affected No Fix Planned
Other versions: affected
Identifiers
CVE-2023-31364
CNA
AMD
Weakness (CWE)
CWE-119
Tags
Published
26 Feb 2026
Updated
27 Feb 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
8.3 High 4.0 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H CNA (AMD)
  • CISA KEV Not listed.
  • EPSS 0.0026, the 18th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 26 Feb 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.