SB2026021738 - Multiple vulnerabilities in Intel TDX module

Description

This security bulletin contains information about 6 secuirty vulnerabilities.

1) Race condition (CVE-ID: CVE-2025-30513)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a race condition in some TDX Module. A local administrator can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.

2) Race condition (CVE-ID: CVE-2025-31944)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a race condition in some TDX Module. A local administrator can exploit the race and cause a denial of service condition on the system.

3) Out-of-bounds read (CVE-ID: CVE-2025-32007)

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition for some TDX. A local administrator can trigger an out-of-bounds read error and read contents of memory on the system.

4) Use of Uninitialized Variable (CVE-ID: CVE-2025-32467)

The vulnerability allows a local user to compromise the target system.

The vulnerability exists due to use of uninitialized variable for some TDX Module. A local administrator can gain access to sensitive information on the system.

5) Information disclosure (CVE-ID: CVE-2025-27572)

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application during transient execution for some TDX. A local administrator can gain unauthorized access to sensitive information on the system.

6) Out-of-bounds read (CVE-ID: CVE-2025-27940)

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition for some TDX Module. A local administrator can trigger an out-of-bounds read error and read contents of memory on the system.

Remediation

Install update from vendor's website.

References

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