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Ubuntu Security Notice USN-5611-1

Ubuntu Security Notice USN-5611-1
Posted Sep 14, 2022
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5611-1 - 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.

tags | advisory, remote, web, denial of service, arbitrary, javascript, code execution, xss
systems | linux, ubuntu
advisories | CVE-2022-32893
SHA-256 | 60c330fa46368709ea406625c1ec1cc6436b536d6444eecbfa7d1d45aa1defad

Ubuntu Security Notice USN-5611-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-5611-1
September 14, 2022

webkit2gtk vulnerability
==========================================================================

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

- Ubuntu 22.04 LTS
- Ubuntu 20.04 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 22.04 LTS:
libjavascriptcoregtk-4.0-18 2.36.7-0ubuntu0.22.04.1
libjavascriptcoregtk-4.1-0 2.36.7-0ubuntu0.22.04.1
libwebkit2gtk-4.0-37 2.36.7-0ubuntu0.22.04.1
libwebkit2gtk-4.1-0 2.36.7-0ubuntu0.22.04.1

Ubuntu 20.04 LTS:
libjavascriptcoregtk-4.0-18 2.36.7-0ubuntu0.20.04.1
libwebkit2gtk-4.0-37 2.36.7-0ubuntu0.20.04.1

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-5611-1
CVE-2022-32893

Package Information:
https://launchpad.net/ubuntu/+source/webkit2gtk/2.36.7-0ubuntu0.22.04.1
https://launchpad.net/ubuntu/+source/webkit2gtk/2.36.7-0ubuntu0.20.04.1
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