Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.15.26

Description A bug exists in the x86/mmu component of KVM. The issue is related to the apf token being zero, which has been fixed by making the apf token non-zero. The actual impact and attack plausibility of this issue have not yet been proven.

Recommendations For Linux Kernel versions prior to v5.15.26, update to version v5.15.26 or later to resolve the issue.