Use After Free Affecting httpd24-mod_md package, versions <0:2.4.34-7.el7


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.94% (83rd percentile)

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  • Snyk IDSNYK-RHEL7-HTTPD24MODMD-4738540
  • published1 Nov 2021
  • disclosed3 Aug 2016

Introduced: 3 Aug 2016

CVE-2016-5421  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:7 httpd24-mod_md to version 0:2.4.34-7.el7 or higher.
This issue was patched in RHSA-2018:3558.

NVD Description

Note: Versions mentioned in the description apply only to the upstream httpd24-mod_md package and not the httpd24-mod_md package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

Use-after-free vulnerability in libcurl before 7.50.1 allows attackers to control which connection is used or possibly have unspecified other impact via unknown vectors.

CVSS Scores

version 3.1