CVE-2026-0880 Affecting firefox-debugsource package, versions <0:140.7.0-1.amzn2023.0.1


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.02% (6th percentile)

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  • Snyk IDSNYK-AMZN2023-FIREFOXDEBUGSOURCE-15319084
  • published19 Feb 2026
  • disclosed13 Jan 2026

Introduced: 13 Jan 2026

CVE-2026-0880  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 firefox-debugsource to version 0:140.7.0-1.amzn2023.0.1 or higher.
This issue was patched in ALAS2023-2026-1429.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox-debugsource package and not the firefox-debugsource package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

Sandbox escape due to integer overflow in the Graphics component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

CVSS Base Scores

version 3.1