CVE-2021-3759 Information

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.

Reference

https://access.redhat.com/security/cve/CVE-2021-3759 https://lore.kernel.org/linux-mm/1626333284-1404-1-git-send-email-nglaive@gmail.com/ https://bugzilla.redhat.com/show_bug.cgi?id=1999675