Use After Free Affecting firefox package, versions <0:102.3.0-7.el8_6


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.56% (79th 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 Learn

Learn about Use After Free vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-RHEL8-FIREFOX-4317655
  • published29 Sept 2022
  • disclosed14 Sept 2022

Introduced: 14 Sep 2022

CVE-2022-40674  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:8 firefox to version 0:102.3.0-7.el8_6 or higher.
This issue was patched in RHSA-2022:7024.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

libexpat before 2.4.9 has a use-after-free in the doContent function in xmlparse.c.

References

CVSS Scores

version 3.1