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Ubuntu 19.10 and 18.04 LTS: Advisory for WebKitGTK+ Exploits

ubuntu
Calendar Grey March 30, 2020
Dist Ubuntu Esm H88
Multiple vulnerabilities in WebKitGTK+ addressed through recent Ubuntu patch. Prompt update required to ensure user protection.
Several security issues were fixed in WebKitGTK+.

Summary

Several security issues were fixed in WebKitGTK+.

Software Description:

- webkit2gtk: Web content engine library for GTK+

Details:

A large number of 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 denial of service cross-site scripting arbitrary code execution ubuntu webkitgtk

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 19.10:
  libjavascriptcoregtk-4.0-18     2.28.0-0ubuntu0.19.10.2
  libwebkit2gtk-4.0-37            2.28.0-0ubuntu0.19.10.2

Ubuntu 18.04 LTS:
  libjavascriptcoregtk-4.0-18     2.28.0-0ubuntu0.18.04.3
  libwebkit2gtk-4.0-37            2.28.0-0ubuntu0.18.04.3

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-4310-1

CVE-2020-10018

Severity
important
Lowest
Low
Medium
High
Critical

March 30, 2020

Topics%20covered

Topics Covered

security advisory denial of service cross-site scripting arbitrary code execution ubuntu webkitgtk

Package Information

https://launchpad.net/ubuntu/+source/webkit2gtk/2.28.0-0ubuntu0.19.10.2
https://launchpad.net/ubuntu/+source/webkit2gtk/2.28.0-0ubuntu0.18.04.3

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