Out-of-bounds Read Affecting firefox package, versions <0:140.9.0-1.el9_7


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.43% (35th percentile)

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  • Snyk IDSNYK-CENTOS9-FIREFOX-15823959
  • published30 Mar 2026
  • disclosed24 Mar 2026

Introduced: 24 Mar 2026

CVE-2026-4714  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Centos:9 firefox to version 0:140.9.0-1.el9_7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Centos. See How to fix? for Centos:9 relevant fixed versions and status.

Incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

CVSS Base Scores

version 3.1