CVE-2023-31351 Other in AMD EPYC™ 7003 Series Processors
A malicious hypervisor can access guest private memory due to improper IOMMU restrictions, compromising integrity on AMD EPYC processors.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-31351?
CVE-2023-31351 is a medium-severity vulnerability in AMD EPYC™ 7003 Series Processors, published on 6 Sep 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper restriction of operations in the IOMMU could allow a malicious hypervisor to access guest private memory resulting in loss of integrity.
Weakness: CWE-119
Which versions are affected by CVE-2023-31351?
How do I fix CVE-2023-31351?
No fix has been published for CVE-2023-31351 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-31351 being exploited?
There is no known exploitation of CVE-2023-31351 in the wild and no public exploit code.
Sources
Also known as GHSA-x676-jq8m-r576.