CVE-2024-36331 Memory corruption in AMD EPYC™ 9004 Series Processors
A privileged attacker with hypervisor access can overwrite SEV-SNP guest memory due to improper CPU cache initialization, compromising data integrity.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-36331?
CVE-2024-36331 is a low-severity memory corruption vulnerability in AMD EPYC™ 9004 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 initialization of CPU cache memory could allow a privileged attacker with hypervisor access to overwrite SEV-SNP guest memory resulting in loss of data integrity.
Weakness: CWE-665
Which versions are affected by CVE-2024-36331?
How do I fix CVE-2024-36331?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2024-36331 being exploited?
There is no known exploitation of CVE-2024-36331 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2024-36331, GHSA-m44f-cvp5-f9xf, ROOT-OS-DEBIAN-11-CVE-2024-36331, ROOT-OS-DEBIAN-12-CVE-2024-36331, ROOT-OS-DEBIAN-13-CVE-2024-36331, ROOT-OS-UBUNTU-2204-CVE-2024-36331 and 2 more.