Advisory Published

USN-6426-1: WebKitGTK vulnerabilities

First published: Tue Oct 10 2023(Updated: )

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.

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/libjavascriptcoregtk-4.0-18<2.42.1-0ubuntu0.23.04.1
2.42.1-0ubuntu0.23.04.1
=23.04
All of
ubuntu/libjavascriptcoregtk-4.1-0<2.42.1-0ubuntu0.23.04.1
2.42.1-0ubuntu0.23.04.1
=23.04
All of
ubuntu/libjavascriptcoregtk-6.0-1<2.42.1-0ubuntu0.23.04.1
2.42.1-0ubuntu0.23.04.1
=23.04
All of
ubuntu/libwebkit2gtk-4.0-37<2.42.1-0ubuntu0.23.04.1
2.42.1-0ubuntu0.23.04.1
=23.04
All of
ubuntu/libwebkit2gtk-4.1-0<2.42.1-0ubuntu0.23.04.1
2.42.1-0ubuntu0.23.04.1
=23.04
All of
ubuntu/libwebkitgtk-6.0-4<2.42.1-0ubuntu0.23.04.1
2.42.1-0ubuntu0.23.04.1
=23.04
All of
ubuntu/libjavascriptcoregtk-4.0-18<2.42.1-0ubuntu0.22.04.1
2.42.1-0ubuntu0.22.04.1
=22.04
All of
ubuntu/libjavascriptcoregtk-4.1-0<2.42.1-0ubuntu0.22.04.1
2.42.1-0ubuntu0.22.04.1
=22.04
All of
ubuntu/libjavascriptcoregtk-6.0-1<2.42.1-0ubuntu0.22.04.1
2.42.1-0ubuntu0.22.04.1
=22.04
All of
ubuntu/libwebkit2gtk-4.0-37<2.42.1-0ubuntu0.22.04.1
2.42.1-0ubuntu0.22.04.1
=22.04
All of
ubuntu/libwebkit2gtk-4.1-0<2.42.1-0ubuntu0.22.04.1
2.42.1-0ubuntu0.22.04.1
=22.04
All of
ubuntu/libwebkitgtk-6.0-4<2.42.1-0ubuntu0.22.04.1
2.42.1-0ubuntu0.22.04.1
=22.04

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Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What vulnerabilities were discovered in WebKitGTK?

    Several security issues were discovered in the WebKitGTK Web and JavaScript engines.

  • What types of attacks can be exploited?

    The vulnerabilities can be exploited to perform cross-site scripting attacks, denial of service attacks, and more.

  • How can the vulnerabilities be triggered?

    The vulnerabilities can be triggered if a user is tricked into viewing a malicious website.

  • Which versions of Ubuntu are affected by these vulnerabilities?

    Ubuntu versions 23.04 and 22.04 are affected.

  • Where can I find more information about these vulnerabilities?

    You can find more information about these vulnerabilities on the Ubuntu security website.

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