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Ubuntu Security Notice USN-5522-1
July 18, 2022
webkit2gtk vulnerabilities
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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 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 2.36.4-0ubuntu0.22.04.1
libjavascriptcoregtk-4.1-0 2.36.4-0ubuntu0.22.04.1
libwebkit2gtk-4.0-37 2.36.4-0ubuntu0.22.04.1
libwebkit2gtk-4.1-0 2.36.4-0ubuntu0.22.04.1
Ubuntu 20.04 LTS:
libjavascriptcoregtk-4.0-18 2.36.4-0ubuntu0.20.04.1
libwebkit2gtk-4.0-37 2.36.4-0ubuntu0.20.04.1
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-5522-1
CVE-2022-22677, CVE-2022-26710
Package Information:
https://launchpad.net/ubuntu/+source/webkit2gtk/2.36.4-0ubuntu0.22.04.1
https://launchpad.net/ubuntu/+source/webkit2gtk/2.36.4-0ubuntu0.20.04.1