Integer Overflow or Wraparound Affecting firefox package, versions <0:140.8.0-2.el9_7


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.02% (7th percentile)

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  • Snyk IDSNYK-CENTOS9-FIREFOX-15602829
  • published15 Mar 2026
  • disclosed24 Feb 2026

Introduced: 24 Feb 2026

CVE-2026-2774  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade Centos:9 firefox to version 0:140.8.0-2.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.

Integer overflow in the Audio/Video component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

CVSS Base Scores

version 3.1