CVE-2025-14322 Affecting firefox package, versions <0:140.6.0-1.el7_9


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.33% (26th percentile)

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  • Snyk IDSNYK-RHEL7-FIREFOX-14867167
  • published6 Jan 2026
  • disclosed9 Dec 2025

Introduced: 9 Dec 2025

CVE-2025-14322  (opens in a new tab)

How to fix?

Upgrade RHEL:7 firefox to version 0:140.6.0-1.el7_9 or higher.
This issue was patched in RHSA-2026:0007.

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:7 relevant fixed versions and status.

Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 146, Firefox ESR 115.31, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.

CVSS Base Scores

version 3.1