CVE-2025-31944 Race condition in TDX Module
A race condition in the Intel TDX Module allows a privileged local attacker to cause a denial of service.
- 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-2025-31944?
CVE-2025-31944 is a medium-severity vulnerability in TDX Module, 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
Race condition for some TDX Module before version tdx1.5 within Ring 0: Hypervisor may allow a denial of service. Authorized adversary with a privileged user combined with a high complexity attack may enable denial of service. This result may potentially occur via local access when attack requirements are present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (none), integrity (none) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (low) impacts.
Weakness: CWE-362
Which versions are affected by CVE-2025-31944?
How do I fix CVE-2025-31944?
No fix has been published for CVE-2025-31944 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-31944 being exploited?
There is no known exploitation of CVE-2025-31944 in the wild and no public exploit code.
Sources
Also known as GHSA-9gjv-4x58-j6r8.