Vulnerability · Published Feb 10, 2026 · Assigned by intel

CVE-2025-31944

Medium 5.3

In plain English

A medium-severity race condition in TDX Module. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 0% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium

Exploit odds (30 days)<0.1%top 99.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

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.

Affected products (as reported)

Vendor	Product	Versions
n/a	TDX Module	before version tdx1.5

Weakness: CWE-362 · Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H

References

https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01397.html