Name of the Vulnerable Software and Affected Versions Linux Kernel versions 5.15.61 through 5.15.62

Description The issue is related to a locking problem in the get phb number() function. It was introduced in version v5.15.61 and fixed in version v5.15.63. The actual impact and attack plausibility have not yet been proven.

Recommendations For Linux Kernel versions 5.15.61 through 5.15.62, update to version v5.15.63 or later to resolve the issue.