Use-after-free Vulnerability in Linux Kernel Affecting md-raid Functionality
CVE-2022-50216

Currently unrated

Key Information:

Vendor: Linux
Status: Linux
Vendor: CVE Published:; 18 June 2025

What is CVE-2022-50216?

A use-after-free vulnerability exists in the Linux kernel's md-raid functionality, specifically arising from improper thread management during bitmap destruction. This flaw can trigger a 'use-after-free' condition when threads are incorrectly released before all operations related to the bitmap are completed. Affected users may experience significant system instability and unexpected behaviors, especially when executing specific integrity tests. To mitigate this vulnerability, it is crucial to apply patches that ensure proper thread lifecycle management alongside bitmap operations.

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