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Fedora 42: 2025-c546fd3f09 critical: qtwebview DoS fix in version 6.9.1

fedora
Calendar Grey June 11, 2025
Dist Fedora Esm H88
Qt 6.9.1 has officially launched, bringing vital bug resolutions, notably correcting a severe Denial of Service vulnerability.
Qt 6.9.1 bugfix release.

Summary

Qt WebView provides a way to display web content in a QML application

without necessarily including a full web browser stack by using native

APIs where it makes sense.

Update Information:

Qt 6.9.1 bugfix release.

Topics%20covered

Topics Covered

security advisory update Fedora Denial of Service bugfix qtwebview

Change Log

* Thu Jun 5 2025 Jan Grulich - 6.9.1-1 - 6.9.1

References


[ 1 ] Bug #2369872 - CVE-2025-5455 qt6: QtCore Assertion Failure Denial of Service [fedora-42] https://bugzilla.redhat.com/show_bug.cgi?id=2369872 [ 2 ] Bug #2371133 - CVE-2025-5683 qt5: Qt ICNS Image Crash Vulnerability [fedora-42] https://bugzilla.redhat.com/show_bug.cgi?id=2371133

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-c546fd3f09' 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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Critical

Name: qt6-qtwebview
Product: Fedora 42
Version: 6.9.1
Release: 1.fc42
URL: http://www.qt.io
Summary: Qt6 - WebView component

Topics%20covered

Topics Covered

security advisory update Fedora Denial of Service bugfix qtwebview

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