Use After Free Affecting thunderbird package, versions <0:91.8.0-1.el7_9


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.1% (44th percentile)

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  • Snyk IDSNYK-RHEL7-THUNDERBIRD-8016411
  • published17 Sept 2024
  • disclosed5 Apr 2022

Introduced: 5 Apr 2022

CVE-2022-1196  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:7 thunderbird to version 0:91.8.0-1.el7_9 or higher.
This issue was patched in RHSA-2022:1302.

NVD Description

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

After a VR Process is destroyed, a reference to it may have been retained and used, leading to a use-after-free and potentially exploitable crash. This vulnerability affects Thunderbird < 91.8 and Firefox ESR < 91.8.

CVSS Scores

version 3.1