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Fedora 42: Firefox 143.0.3 Security Advisory 2025-ddecb35946

fedora
Calendar Grey October 1, 2025
Dist Fedora Esm H88
Firefox 143.0.3 now available for Fedora 42 with essential updates and enhancements for improved performance.
New upstream release (143.0.3)

Summary

Mozilla Firefox is an open-source web browser, designed for standards

compliance, performance and portability.

Update Information:

New upstream release (143.0.3)

Topics%20covered

Topics Covered

security advisory fedora update firefox software web browser

Change Log

* Tue Sep 30 2025 Martin Stransky - 143.0.3-1 - Updated to 143.0.3

References

Fedora Update Notification FEDORA-2025-ddecb35946 2025-10-01 14:43:51.750554+00:00 Name : firefox Product : Fedora 42 Version : 143.0.3 Release : 1.fc42 URL : https://www.firefox.com/ Summary : Mozilla Firefox Web browser Description : Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability.

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-ddecb35946' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Name: firefox
Product: Fedora 42
Version: 143.0.3
Release: 1.fc42
URL: https://www.firefox.com/
Summary: Mozilla Firefox Web browser

Topics%20covered

Topics Covered

security advisory fedora update firefox software web browser

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