Use After Free Vulnerability in Linux Kernel Affects dm_integrity

CVE-2022-50889

What is CVE-2022-50889?

A Use After Free (UAF) vulnerability exists within the Linux kernel's dm_integrity component. It arises from concurrent operations involving dm_resume() and dm_destroy(), leading to potential memory mismanagement. The issue has been addressed by ensuring that the timer is canceled within the dm_integrity_dtr() function to enhance the stability and security of the system. This vulnerability could be exploited to impact system functionality and integrity, making it crucial for users to apply relevant patches promptly.

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