Use After Free Affecting firefox package, versions <0:115.5.0-1.0.1.el9_3


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.17% (54th percentile)

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  • Snyk IDSNYK-ORACLE9-FIREFOX-6095062
  • published30 Nov 2023
  • disclosed21 Nov 2023

Introduced: 21 Nov 2023

CVE-2023-6205  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Oracle:9 firefox to version 0:115.5.0-1.0.1.el9_3 or higher.
This issue was patched in ELSA-2023-7507.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

It was possible to cause the use of a MessagePort after it had already been freed, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

CVSS Scores

version 3.1