VULNERABILITY INTELLIGENCE

CVE-2021-3402

CVSS score9.1 CRITICAL
EPSS probability2.20%
CISA KEVNot currently listed
Published2021-05-14
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Description

An integer overflow and several buffer overflow reads in libyara/modules/macho/macho.c in YARA v4.0.3 and earlier could allow an attacker to either cause denial of service or information disclosure via a malicious Mach-O file. Affects all versions before libyara 4.0.4

Weakness classification

  • secalert@redhat.com: CWE-190

Primary references