CVE-2025-29952 Memory corruption in AMD EPYC™ 9005 Series Processors
An admin-privileged attacker can corrupt RMP-covered memory in AMD SEV firmware, compromising guest memory integrity on 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-2025-29952?
CVE-2025-29952 is a medium-severity memory corruption vulnerability in AMD EPYC™ 9005 Series Processors, published on 10 Feb 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper Initialization within the AMD Secure Encrypted Virtualization (SEV) firmware can allow an admin privileged attacker to corrupt RMP covered memory, potentially resulting in loss of guest memory integrity
Weakness: CWE-457
Which versions are affected by CVE-2025-29952?
How do I fix CVE-2025-29952?
No fix has been published for CVE-2025-29952 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2025-29952 being exploited?
There is no known exploitation of CVE-2025-29952 in the wild and no public exploit code.
Sources
Also known as GHSA-36p6-h78p-cx2w, UBUNTU-CVE-2025-29952.