Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.14.15

Description: The issue is related to the KVM on arm64, specifically concerning the host stage-2 PGD refcount. The actual impact and attack plausibility have not yet been proven.

Recommendations: For versions prior to v5.14.15, update to Linux Kernel version v5.14.15 or later to resolve the issue.