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Ubuntu 18.04 LTS USN-3781-1: WebKitGTK+ Remote Exploit Threats

ubuntu
Calendar Grey October 3, 2018
Dist Ubuntu Esm H88
Tackling WebKitGTK+ vulnerabilities on Ubuntu 18.04 LTS through various patches and enhancements.
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 update remote exploit cross-site scripting ubuntu webkitgtk

Update Instructions

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

Ubuntu 18.04 LTS:
  libjavascriptcoregtk-4.0-18     2.22.2-0ubuntu0.18.04.1
  libwebkit2gtk-4.0-37            2.22.2-0ubuntu0.18.04.1

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-3781-1

CVE-2018-4191, CVE-2018-4197, CVE-2018-4207, CVE-2018-4208,

CVE-2018-4209, CVE-2018-4210, CVE-2018-4212, CVE-2018-4213,

CVE-2018-4299, CVE-2018-4306, CVE-2018-4309, CVE-2018-4311,

CVE-2018-4312, CVE-2018-4314, CVE-2018-4315, CVE-2018-4316,

CVE-2018-4317, CVE-2018-4318, CVE-2018-4319, CVE-2018-4323,

CVE-2018-4328, CVE-2018-4358, CVE-2018-4359, CVE-2018-4361

Severity
important
Lowest
Low
Medium
High
Critical

October 03, 2018

Topics%20covered

Topics Covered

security advisory denial of service update remote exploit cross-site scripting ubuntu webkitgtk

Package Information

https://launchpad.net/ubuntu/+source/webkit2gtk/2.22.2-0ubuntu0.18.04.1

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