Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.4.229

Description The issue is related to the use of a mutex in an IRQs disabled section in the powerpc/imc-pmu module. The actual impact and attack plausibility have not yet been proven.

Recommendations For Linux Kernel versions prior to v5.4.229, update to version v5.4.229 or later to resolve the issue.