Home / mailings

PDF

[USN-7702-1] WebKitGTK vulnerabilities

Posted on 19 August 2025
Ubuntu Security

==========================================================================Ubuntu Security Notice USN-7702-1
August 19, 2025

webkit2gtk vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 25.04
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS

Summary:

Several security issues were fixed in WebKitGTK.

Software Description:
- webkit2gtk: Web content engine library for GTK+

Details:

Several security issues were discovered in the WebKitGTK Web and JavaScript
engines. If a user were tricked into viewing a malicious website, a remote
attacker could exploit a variety of issues related to web browser security,
including cross-site scripting attacks, denial of service attacks, and
arbitrary code execution.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 25.04
libjavascriptcoregtk-4.1-0 2.48.5-0ubuntu0.25.04.1
libjavascriptcoregtk-6.0-1 2.48.5-0ubuntu0.25.04.1
libwebkit2gtk-4.1-0 2.48.5-0ubuntu0.25.04.1
libwebkitgtk-6.0-4 2.48.5-0ubuntu0.25.04.1

Ubuntu 24.04 LTS
libjavascriptcoregtk-4.1-0 2.48.5-0ubuntu0.24.04.1
libjavascriptcoregtk-6.0-1 2.48.5-0ubuntu0.24.04.1
libwebkit2gtk-4.1-0 2.48.5-0ubuntu0.24.04.1
libwebkitgtk-6.0-4 2.48.5-0ubuntu0.24.04.1

Ubuntu 22.04 LTS
libjavascriptcoregtk-4.0-18 2.48.5-0ubuntu0.22.04.1
libjavascriptcoregtk-4.1-0 2.48.5-0ubuntu0.22.04.1
libjavascriptcoregtk-6.0-1 2.48.5-0ubuntu0.22.04.1
libwebkit2gtk-4.0-37 2.48.5-0ubuntu0.22.04.1
libwebkit2gtk-4.1-0 2.48.5-0ubuntu0.22.04.1
libwebkitgtk-6.0-4 2.48.5-0ubuntu0.22.04.1

This update uses a new upstream release, which includes additional bug
fixes. After a standard system update you need to restart any applications
that use WebKitGTK, such as Epiphany, to make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-7702-1
CVE-2025-31273, CVE-2025-31278, CVE-2025-43211, CVE-2025-43212,
CVE-2025-43216, CVE-2025-43227, CVE-2025-43228, CVE-2025-43240,
CVE-2025-43265, CVE-2025-6558

Package Information:
https://launchpad.net/ubuntu/+source/webkit2gtk/2.48.5-0ubuntu0.25.04.1
https://launchpad.net/ubuntu/+source/webkit2gtk/2.48.5-0ubuntu0.24.04.1
https://launchpad.net/ubuntu/+source/webkit2gtk/2.48.5-0ubuntu0.22.04.1

--===============4999283637504896126==Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: OpenPGP digital signature

 

TOP