Improper Memory Access Vulnerability in AMD Products
CVE-2023-31351

5.3MEDIUM

Key Information:

Vendor

Amd
Status
Amd Epyc™ 7003 Series Processors
Amd Epyc™ 9004 Series Processors
Amd Epyc™ 8004 Series Processors
Amd Epyc™ Embedded 7003 Series Processors
Vendor
CVE Published:
6 September 2025

What is CVE-2023-31351?

The vulnerability arises from improper restrictions in the Input-Output Memory Management Unit (IOMMU) which could enable a malicious hypervisor to gain unauthorized access to sensitive guest memory. This flaw poses a significant threat to the integrity and confidentiality of the virtualized environments, allowing attackers to manipulate guest operations and potentially extract sensitive data. Users of AMD IOMMU should take precautions and monitor for updates to mitigate the risk.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

Affected Version(s)

AMD EPYC™ 7003 Series Processors Milan 100C

AMD EPYC™ 8004 Series Processors Genoa 100C

AMD EPYC™ 9004 Series Processors Genoa 100C

References

https://www.amd.com/en/resources/product-security/bulleti...
https://www.amd.com/en/resources/product-security/bulleti...

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
.