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Case File

CVE-2021-3759

MEDIUM · CVSS 5.5 EPSS 0.35%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-08-23 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.5. It affects Linux. It may lead to a denial-of-service condition.

CVE
CVE-2021-3759
Severity
MEDIUM
CVSS
5.5
EPSS
0.35%
Linux

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)