AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2021-3501

HIGH · CVSS 7.1 EPSS 0.37%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-05-06 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.1. It affects Linux.

CVE
CVE-2021-3501
Severity
HIGH
CVSS
7.1
EPSS
0.37%
Linux

Original NVD Description

A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and system availability.

Related CVEs

Other vulnerabilities affecting the same vendor(s)