Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.19.256

Description The issue is related to the KVM x86 component, specifically with the LTR emulation. It involves marking the TSS busy after all fault checks. The actual impact and potential for attack have not been proven yet.

Recommendations For Linux Kernel versions prior to v4.19.256, update to version v4.19.256 or later to resolve the issue.