VULNERABILITY INTELLIGENCE

CVE-2021-33644

CVSS score8.1 HIGH
EPSS probability1.58%
CISA KEVNot currently listed
Published2022-08-10
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

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_longname, causing an out-of-bounds read.

Weakness classification

  • securities@openeuler.org: CWE-125
  • nvd@nist.gov: CWE-125

Primary references