CVE-2024-36311 Race condition in AMD Ryzen™ 7000 Series Desktop Processors
A privileged attacker can exploit a race condition in the SMM buffer to bypass validation and perform out-of-bounds memory access, compromising system integrity.
- 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-2024-36311?
CVE-2024-36311 is a medium-severity vulnerability in AMD Ryzen™ 7000 Series Desktop 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
A Time-of-check time-of-use (TOCTOU) race condition in the SMM communications buffer could allow a privileged attacker to bypass input validation and perform an out of bounds read or write, potentially resulting in loss of confidentiality, integrity, or availability.
Weakness: CWE-367
Which versions are affected by CVE-2024-36311?
How do I fix CVE-2024-36311?
No fix has been published for CVE-2024-36311 yet. Limit exposure of the affected software until one is available.
Is CVE-2024-36311 being exploited?
There is no known exploitation of CVE-2024-36311 in the wild and no public exploit code.
Sources
Also known as GHSA-x6hx-69p4-ccw5.