Use After Free Affecting firefox package, versions <0:128.11.0-1.el8_10.alma.1


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.64% (51st percentile)

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  • Snyk IDSNYK-ALMALINUX8-FIREFOX-22277703
  • published7 Nov 2026
  • disclosed16 Jun 2025

Introduced: 16 Jun 2025

CVE-2025-5283  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 firefox to version 0:128.11.0-1.el8_10.alma.1 or higher.
This issue was patched in ALSA-2025:8308.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 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