CVE-2025-0237 Affecting firefox-x11 package, versions <0:128.6.0-1.el9_5


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-ALMALINUX9-FIREFOXX11-8617969
  • published11 Jan 2025
  • disclosed8 Jan 2025

Introduced: 8 Jan 2025

NewCVE-2025-0237  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 firefox-x11 to version 0:128.6.0-1.el9_5 or higher.
This issue was patched in ALSA-2025:0080.

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.

The WebChannel API, which is used to transport various information across processes, did not check the sending principal but rather accepted the principal being sent. This could have led to privilege escalation attacks. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6.

CVSS Scores

version 3.1