CVE-2025-11710 Affecting firefox-x11 package, versions <0:140.4.0-3.el9_6.alma.1


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.39% (33rd percentile)

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  • Snyk IDSNYK-ALMALINUX9-FIREFOXX11-13644562
  • published21 Oct 2025
  • disclosed15 Oct 2025

Introduced: 15 Oct 2025

CVE-2025-11710  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 firefox-x11 to version 0:140.4.0-3.el9_6.alma.1 or higher.
This issue was patched in ALSA-2025:18155.

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 AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

A compromised web process using malicious IPC messages could have caused the privileged browser process to reveal blocks of its memory to the compromised process. This vulnerability was fixed in Firefox 144, Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4.

CVSS Base Scores

version 3.1