CVE-2021-4023

A flaw was found in the io-workqueue implementation in the Linux kernel. The kernel can panic when an improper cancellation operation triggers the submission of new io-uring operations during a shortage of free space. This flaw allows a local user with permissions to execute io-uring requests to...

PT-2021-7118 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.15-rc1 Description: The issue is related to the io-workqueue implementation in the Linux kernel, which lacks protection of internal data. This can be exploited to cause a denial of service. A local user with...