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CVE-2021-3752

Description

A use-after-free flaw was found in the Linux kernel’s Bluetooth subsystem in the way user calls connect to the socket and disconnect simultaneously due to a race condition. This flaw allows a user to crash the system or escalate their privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

POC

Reference

- https://www.oracle.com/security-alerts/cpujul2022.html

Github

- https://github.com/ARPSyndicate/cvemon