AUGUST 4, 2026
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Case File

CVE-2021-33643

CRITICAL · CVSS 9.1 EPSS 1.35%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-08-10 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.1. See the original NVD description below for full technical details.

CVE
CVE-2021-33643
Severity
CRITICAL
CVSS
9.1
EPSS
1.35%

Original NVD Description

An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longlink, causing an out-of-bounds read.

Related CVEs

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