Use After Free Affecting libxml2 package, versions *


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
1.99% (78th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-CENTOS6-LIBXML2-2029222
  • published26 Jul 2021
  • disclosed21 Apr 2021

Introduced: 21 Apr 2021

CVE-2021-3516  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

There is no fixed version for Centos:6 libxml2.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libxml2 package and not the libxml2 package as distributed by Centos. See How to fix? for Centos:6 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1