CVE-2024-11696 Affecting firefox package, versions <133.0+build2-0ubuntu0.20.04.1


Severity

Recommended
medium

Based on Ubuntu security rating.

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  • Snyk IDSNYK-UBUNTU2004-FIREFOX-8422091
  • published27 Nov 2024
  • disclosed26 Nov 2024

Introduced: 26 Nov 2024

NewCVE-2024-11696  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Ubuntu:20.04 firefox to version 133.0+build2-0ubuntu0.20.04.1 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 Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

The application failed to account for exceptions thrown by the loadManifestFromFile method during add-on signature verification. This flaw, triggered by an invalid or unsupported extension manifest, could have caused runtime errors that disrupted the signature validation process. As a result, the enforcement of signature validation for unrelated add-ons may have been bypassed. Signature validation in this context is used to ensure that third-party applications on the user's computer have not tampered with the user's extensions, limiting the impact of this issue. This vulnerability affects Firefox < 133, Firefox ESR < 128.5, Thunderbird < 133, and Thunderbird < 128.5.

CVSS Scores

version 3.1