Use After Free Affecting firefox package, versions <0:91.11.0-2.el8_6


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.21% (60th percentile)

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  • Snyk IDSNYK-RHEL8-FIREFOX-4296989
  • published29 Jun 2022
  • disclosed28 Jun 2022

Introduced: 28 Jun 2022

CVE-2022-34470  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:8 firefox to version 0:91.11.0-2.el8_6 or higher.
This issue was patched in RHSA-2022:5469.

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.

Session history navigations may have led to a use-after-free and potentially exploitable crash. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.

CVSS Scores

version 3.1