Vulnerability in Tdx Module

CVE-2025-30513

Race condition for some TDX Module within Ring 0: Hypervisor may allow an escalation of privilege. System software adversary with a privileged user combined with a low complexity attack may enable escalation of privilege. This result may potentially occur via local access when attack requirements are not present with special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (high), integrity (high) and availability (none) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (none) impacts.

Vulnerability class: Race Condition

EPSS: 0.001 (2.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.9 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N.

Affected products

  • N/a Tdx Module — versions See references

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-30513?
CVE-2025-30513 is a high-severity vulnerability in Tdx Module, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.9/10. Published 2026-02-10.
How severe is CVE-2025-30513?
High severity. CVSS v3 base score is 7.9 out of 10.