CVE-2025-66664 Information disclosure in AMD Instinct™ MI210
An attacker can trigger an out-of-bounds read in the AMD Secure Processor driver to expose memory contents or cause a system exception.
- 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-2025-66664?
CVE-2025-66664 is a medium-severity vulnerability in AMD Instinct™ MI210, published on 15 May 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Insufficient parameter sanitization in AMD Secure Processor (ASP) TEE SOC Driver could allow an attacker to issue a malformed DRV_SOC_CMD_ID_LOAD_GFX_IP_FW SR-IOV command to cause out-of-bounds read, potentially resulting in SOC Driver memory contents exposure or an exception
Weakness: CWE-125
Which versions are affected by CVE-2025-66664?
How do I fix CVE-2025-66664?
No fix has been published for CVE-2025-66664 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-66664 being exploited?
There is no known exploitation of CVE-2025-66664 in the wild and no public exploit code.
Sources
Also known as GHSA-gm2x-9p5x-p992.