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Fedora 42: qt6-qtmqtt Critical Fix 2025-945dff8564 for MQTT Issues

fedora
Calendar Grey October 30, 2025
Dist Fedora Esm H88
Qt 6.9.3 update for Fedora 42 addresses critical issues, enhancing performance. Learn about its application and fixes.
Qt 6.9.3 bugfix update.

Summary

MQTT is a machine-to-machine (M2M) protocol utilizing the publish-and-subscribe

paradigm, and provides a channel with minimal communication overhead.

The Qt MQTT module provides a standard compliant implementation of the MQTT

protocol specification. It enables applications to act as telemetry displays

and devices to publish telemetry data.

Update Information:

Qt 6.9.3 bugfix update.

Topics%20covered

Topics Covered

security advisory fedora critical bugfix update qt6-qtmqtt m2m protocol

Change Log

* Mon Oct 20 2025 Jan Grulich - 6.9.3-1 - 6.9.3

References


[ 1 ] Bug #2402380 - CVE-2025-10729 qt6-qtsvg: Use-after-free vulnerability in Qt SVG [fedora-42] https://bugzilla.redhat.com/show_bug.cgi?id=2402380

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-945dff8564' 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

Severity
critical
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Name: qt6-qtmqtt
Product: Fedora 42
Version: 6.9.3
Release: 1.fc42
URL: http://www.qt.io
Summary: Qt6 - Mqtt module

Topics%20covered

Topics Covered

security advisory fedora critical bugfix update qt6-qtmqtt m2m protocol

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