Double Free Affecting firefox package, versions <0:128.11.0-1.el9_6


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.52% (41st percentile)

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  • Snyk IDSNYK-RHEL9-FIREFOX-13086608
  • published26 Sept 2025
  • disclosed27 May 2025

Introduced: 27 May 2025

CVE-2025-5283  (opens in a new tab)
CWE-415  (opens in a new tab)

How to fix?

Upgrade RHEL:9 firefox to version 0:128.11.0-1.el9_6 or higher.
This issue was patched in RHSA-2025:8293.

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:9 relevant fixed versions and status.

Use after free in libvpx in Google Chrome prior to 137.0.7151.55 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

CVSS Base Scores

version 3.1