CVE-2025-54505 Information disclosure in AMD EPYC™ 7001 Series Processors
A local attacker can exploit a transient execution flaw in AMD EPYC CPUs to leak sensitive data via the floating point divisor unit.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2025-54505?
CVE-2025-54505 is a low-severity vulnerability in AMD EPYC™ 7001 Series Processors, published on 27 Apr 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially resulting in loss of confidentiality.
Weakness: CWE-1420
Which versions are affected by CVE-2025-54505?
How do I fix CVE-2025-54505?
Apply the vendor's patch.
Is CVE-2025-54505 being exploited?
There is no known exploitation of CVE-2025-54505 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as ALPINE-CVE-2025-54505, DEBIAN-CVE-2025-54505, GHSA-9p73-m729-f4vp, ROOT-OS-UBUNTU-2204-CVE-2025-54505, ROOT-OS-UBUNTU-2404-CVE-2025-54505, UBUNTU-CVE-2025-54505.