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Fedora 41: Critical Denial of Service Advisory for webkitgtk 2.48.5

fedora
Calendar Grey August 22, 2025
Dist Fedora Esm H88
Fedora 41 upgrade to webkitgtk 2.48.5 resolves significant vulnerabilities and improves video streaming performance.
Update to 2.48.5

Summary

WebKitGTK is the port of the WebKit web rendering engine to the

GTK platform.

Update Information:

Update to 2.48.5. Changes since 2.48.3: Improve emoji font selection. Improve playback of multimedia streams from blob URLs. Fix crash when using a WebKitWebView widget in an offscreen window. Fix several crashes and rendering issues. CVE-2025-31273, CVE-2025-31278, CVE-2025-43211, CVE-2025-43212, CVE-2025-43216, CVE-2025-43227, CVE-2025-43240, CVE-2025-43265, CVE-2025-6558

Topics%20covered

Topics Covered

security advisory denial of service fedora important web content webkitgtk

Change Log

* Tue Aug 5 2025 Michael Catanzaro - 2.48.5-1 - Update to 2.48.5

References


[ 1 ] Bug #2386383 - CVE-2025-43265 webkitgtk: Processing maliciously crafted web content may disclose internal states of the app [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2386383 [ 2 ] Bug #2386384 - CVE-2025-43227 webkitgtk: Processing maliciously crafted web content may disclose sensitive user information [epel-all] https://bugzilla.redhat.com/show_bug.cgi?id=2386384 [ 3 ] Bug #2386387 - CVE-2025-43216 webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash [epel-all] https://bugzilla.redhat.com/show_bug.cgi?id=2386387 [ 4 ] Bug #2386390 - CVE-2025-43212 webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash [epel-all] https://bugzilla.redhat.com/show_bug.cgi?id=2386390 [ 5 ] Bug #2386397 - CVE-2025-43211 webkitgtk: Processing web content may lead to a denial-of-service [epel-all] https://bugzilla.redhat.com/show_bug.cgi?id=2386397 [ 6 ] Bu...

Read the Full Advisory

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-9b8165a4b3' 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: webkitgtk
Product: Fedora 41
Version: 2.48.5
Release: 1.fc41
URL: https://www.webkitgtk.org/
Summary: GTK web content engine library

Topics%20covered

Topics Covered

security advisory denial of service fedora important web content webkitgtk

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