Use After Free Affecting firefox-x11 package, versions <0:115.10.0-1.el9_2


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-RHEL9-FIREFOXX11-6664287
  • published19 Apr 2024
  • disclosed16 Apr 2024

Introduced: 16 Apr 2024

CVE-2024-3857  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:9 firefox-x11 to version 0:115.10.0-1.el9_2 or higher.
This issue was patched in RHSA-2024:1905.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox-x11 package and not the firefox-x11 package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

The JIT created incorrect code for arguments in certain cases. This led to potential use-after-free crashes during garbage collection. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.

CVSS Scores

version 3.1