CVEs-PoC/2021/CVE-2021-3759.md

CVE-2021-3759

Description

A memory overflow vulnerability was found in the Linux kernel’s ipc functionality of the memcg subsystem, in the way a user calls the semget function multiple times, creating semaphores. This flaw allows a local user to starve the resources, causing a denial of service. The highest threat from this vulnerability is to system availability.

POC

Reference

• https://lore.kernel.org/linux-mm/1626333284-1404-1-git-send-email-nglaive@gmail.com/
• https://lore.kernel.org/linux-mm/1626333284-1404-1-git-send-email-nglaive@gmail.com/

Github

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