Use After Free Affecting firefox package, versions <0:68.9.0-1.el7_8


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.32% (71st percentile)

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  • Snyk IDSNYK-RHEL7-FIREFOX-8013535
  • published17 Sept 2024
  • disclosed2 Jun 2020

Introduced: 2 Jun 2020

CVE-2020-12405  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:7 firefox to version 0:68.9.0-1.el7_8 or higher.
This issue was patched in RHSA-2020:2381.

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:7 relevant fixed versions and status.

When browsing a malicious page, a race condition in our SharedWorkerService could occur and lead to a potentially exploitable crash. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.

CVSS Scores

version 3.1