AUGUST 4, 2026
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Case File

CVE-2021-30845

MEDIUM · CVSS 5.5 EPSS 0.25%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-10-19 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.5. See the original NVD description below for full technical details.

CVE
CVE-2021-30845
Severity
MEDIUM
CVSS
5.5
EPSS
0.25%

Original NVD Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.6. A local user may be able to read kernel memory.

Related CVEs

Other vulnerabilities affecting the same vendor(s)