CVE-2023-31326 Information disclosure in AMD Instinct™ MI210
An uninitialized variable in AMD's ASP allows attackers to access leftover data from the TEE driver, compromising confidentiality.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-31326?
CVE-2023-31326 is a low-severity vulnerability in AMD Instinct™ MI210, 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
Use of an uninitialized variable in the ASP could allow an attacker to access leftover data from a trusted execution environment (TEE) driver, potentially leading to loss of confidentiality.
Weakness: CWE-457
Which versions are affected by CVE-2023-31326?
How do I fix CVE-2023-31326?
No fix has been published for CVE-2023-31326 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-31326 being exploited?
There is no known exploitation of CVE-2023-31326 in the wild and no public exploit code.
Sources
Also known as GHSA-qww9-q864-vpmp.