Name of the Vulnerable Software and Affected Versions Linux Kernel versions v4.7 through v5.18.5

Description The issue is related to a refcount leak in the gic populate ppi partitions function. It was introduced in version v4.7 and fixed in version v5.18.6. The actual impact and attack plausibility have not yet been proven.

Recommendations For Linux Kernel versions v4.7 through v5.18.5, update to version v5.18.6 or later to resolve the issue.