CVEs-PoC/2022/CVE-2022-4744.md

CVE-2022-4744

Description

A double-free flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user registers the device when the register_netdevice function fails (NETDEV_REGISTER notifier). This flaw allows a local user to crash or potentially escalate their privileges on the system.

POC

Reference

• http://packetstormsecurity.com/files/171912/CentOS-Stream-9-Missing-Kernel-Security-Fix.html

Github

• https://github.com/OSS-SASM/RhsaCveScanner