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Ubuntu 21.10 and 20.04 LTS USN-5306-1 Critical: WebKitGTK Remote Exploits

ubuntu
Calendar Grey February 28, 2022
Dist Ubuntu Esm H88
Ensure your Ubuntu installation is up-to-date to address serious vulnerabilities in WebKitGTK and protect against possible remote code execution threats.
Several security issues were fixed in WebKitGTK.

Summary

Topics%20covered

Topics Covered

security advisory critical remote code execution cross-site scripting DoS Ubuntu WebKitGTK

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 21.10: libjavascriptcoregtk-4.0-18 2.34.6-0ubuntu0.21.10.1 libwebkit2gtk-4.0-37 2.34.6-0ubuntu0.21.10.1 Ubuntu 20.04 LTS: libjavascriptcoregtk-4.0-18 2.34.6-0ubuntu0.20.04.1 libwebkit2gtk-4.0-37 2.34.6-0ubuntu0.20.04.1 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-5306-1

CVE-2022-22589, CVE-2022-22590, CVE-2022-22592

Severity
critical
Lowest
Low
Medium
High
Critical

February 28, 2022

Topics%20covered

Topics Covered

security advisory critical remote code execution cross-site scripting DoS Ubuntu WebKitGTK

Package Information

https://launchpad.net/ubuntu/+source/webkit2gtk/2.34.6-0ubuntu0.21.10.1 https://launchpad.net/ubuntu/+source/webkit2gtk/2.34.6-0ubuntu0.20.04.1

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