VULNERABILITY INTELLIGENCE

CVE-2021-3516

CVSS score7.8 HIGH
EPSS probability2.04%
CISA KEVNot currently listed
Published2021-06-01
Last modified2026-10-14
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

There's a flaw in libxml2's xmllint in versions before 2.9.11. An attacker who is able to submit a crafted file to be processed by xmllint could trigger a use-after-free. The greatest impact of this flaw is to confidentiality, integrity, and availability.

Weakness classification

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

Primary references