Intel TDX Module Privilege Escalation Vulnerability

A vulnerability in Intel Trust Domain Extensions (TDX) Module firmware prior to version 1.5.13 may allow a privileged user to escalate privileges through local access. This issue arises from improper locking mechanisms in the affected firmware.

Impact

Exploitation of this vulnerability could lead to unauthorized privilege escalation.

Remediation

Users of the Intel TDX module are advised to update to the latest version provided by their system manufacturer that addresses this issue. Additionally, a SGX/TDX Trusted Computing Base recovery is planned, with further guidance available in the Intel Trusted Computing Base Recovery Attestation documentation.