Out-of-Bounds Affecting firefox-debuginfo package, versions <0:128.11.0-1.amzn2023.0.2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-AMZN2023-FIREFOXDEBUGINFO-10339584
  • published11 Jun 2025
  • disclosed27 May 2025

Introduced: 27 May 2025

CVE-2025-5269  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 firefox-debuginfo to version 0:128.11.0-1.amzn2023.0.2 or higher.
This issue was patched in ALAS2023-2025-996.

NVD Description

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

Memory safety bug present in Firefox ESR 128.10, and Thunderbird 128.10. This bug showed evidence of memory corruption and we presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 128.11 and Thunderbird < 128.11.

CVSS Base Scores

version 3.1