Vulnerability in In Alias Checking Trusted Module For Some Intel(r) Xeon(r) Processors May Allow An Escalation Of Privilege. Startup Code And Smm Adversary With A Privileged User Combined High Complexity Attack Enable This Result Potentially Occur Via Local Access When Requirements Are Not Present Without Special Internal Knowledge Requires No Interaction. The Potential Vulnerability Impact Confidentiality (High), Integrity (High) Availability (None) Vulnerable System, Resulting Subsequent System Impacts.

CVE-2026-20898

Improper access control in the firmware for some in Alias Checking Trusted Module for some Intel(R) Xeon(R) processors may allow an escalation of privilege. Startup code and SMM adversary with a privileged user combined with a high complex…