CVE-2024-26639

A vulnerability was found in mm, kmsan (Kernel Memory Sanitizer) component of Linux Kernel, causing infinite recursion due to a RCU (Read-Copy Update) critical section when accessing memory metadata. This recursion led to system instability and leads to DoS.

Mitigation

Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update the affected package as soon as possible.