VULNERABILITY INTELLIGENCE

CVE-2021-20204

CVSS score9.8 CRITICAL
EPSS probability2.10%
CISA KEVNot currently listed
Published2021-05-06
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

A heap memory corruption problem (use after free) can be triggered in libgetdata v0.10.0 when processing maliciously crafted dirfile databases. This degrades the confidentiality, integrity and availability of third-party software that uses libgetdata as a library. This vulnerability may lead to arbitrary code execution or privilege escalation depending on input/skills of attacker.

Weakness classification

  • secalert@redhat.com: CWE-119
  • nvd@nist.gov: CWE-416

Primary references