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Ubuntu 23.10: USN-6490-1 Critical WebKitGTK Security Update

ubuntu
Calendar Grey November 20, 2023
Dist Ubuntu Esm H88
The latest Ubuntu Security Announcement USN-6490-1 addressed various vulnerabilities within WebKitGTK that affect numerous versions.
Several security issues were fixed in WebKitGTK.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 23.10 - Ubuntu 23.04 - 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.

Topics%20covered

Topics Covered

security advisory cross-site scripting Ubuntu Denial of Service webkit2gtk WebKitGTK JavaScript Engine

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 23.10: libjavascriptcoregtk-4.0-18 2.42.2-0ubuntu0.23.10.1 libjavascriptcoregtk-4.1-0 2.42.2-0ubuntu0.23.10.1 libjavascriptcoregtk-6.0-1 2.42.2-0ubuntu0.23.10.1 libwebkit2gtk-4.0-37 2.42.2-0ubuntu0.23.10.1 libwebkit2gtk-4.1-0 2.42.2-0ubuntu0.23.10.1 libwebkitgtk-6.0-4 2.42.2-0ubuntu0.23.10.1 Ubuntu 23.04: libjavascriptcoregtk-4.0-18 2.42.2-0ubuntu0.23.04.1 libjavascriptcoregtk-4.1-0 2.42.2-0ubuntu0.23.04.1 libjavascriptcoregtk-6.0-1 2.42.2-0ubuntu0.23.04.1 libwebkit2gtk-4.0-37 2.42.2-0ubuntu0.23.04.1 libwebkit2gtk-4.1-0 2.42.2-0ubuntu0.23.04.1 libwebkitgtk-6.0-4 2.42.2-0ubuntu0.23.04.1 Ubuntu 22.04 LTS: libjavascriptcoregtk-4.0-18 2.42.2-0ubuntu0.22.04.1 libjavascriptcoregtk-4.1-0 2.42.2-0ubuntu0.22.04.1 libjavascriptcoregtk-6.0-1 2.42.2-0ubuntu0.22.04.1 libwebkit2gtk-4.0-37 2.42.2-0ubuntu0.22.04.1 libwebkit2gtk-4.1-0 2.42.2-0ubuntu0.22.04.1 libwebkitgtk-6.0-4 2.42.2-0ubuntu0.22.04.1 libwebkitgtk-6.0-dev 2.42.2-0ubuntu0.22.04.1 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-6490-1

CVE-2023-41983, CVE-2023-42852

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-6490-1

Topics%20covered

Topics Covered

security advisory cross-site scripting Ubuntu Denial of Service webkit2gtk WebKitGTK JavaScript Engine

Package Information

https://launchpad.net/ubuntu/+source/webkit2gtk/2.42.2-0ubuntu0.23.04.1

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