CVE-2021-3759

medium

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.

References

https://access.redhat.com/security/cve/CVE-2021-3759

https://lore.kernel.org/linux-mm/[email protected]/

https://bugzilla.redhat.com/show_bug.cgi?id=1999675

https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html

Details

Source: MITRE

Published: 2022-08-23

Updated: 2022-12-22

Type: CWE-400