Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.19.214

Description The issue is related to an array index out of bounds condition in the check function, specifically when checking ctr->cnr. The actual impact and attack plausibility have not yet been proven.

Recommendations For Linux Kernel versions prior to v4.19.214, update to version v4.19.214 or later to resolve the issue. As a temporary workaround, consider restricting access to the vulnerable function until a patch is available.