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Ubuntu 16.04/16.10: USN-3200-1 Critical WebKitGTK+ Remote Code Exec

ubuntu
Calendar Grey February 16, 2017
Dist Ubuntu Esm H88
Several vulnerabilities addressed in WebKitGTK+ impact Ubuntu 16.04 and 16.10. Ensure your system is updated promptly to enhance security.
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 critical remote code execution cross-site scripting Ubuntu webkit2gtk

Update Instructions

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

Ubuntu 16.10:
  libjavascriptcoregtk-4.0-18     2.14.5-0ubuntu0.16.10.1
  libwebkit2gtk-4.0-37            2.14.5-0ubuntu0.16.10.1

Ubuntu 16.04 LTS:
  libjavascriptcoregtk-4.0-18     2.14.5-0ubuntu0.16.04.1
  libwebkit2gtk-4.0-37            2.14.5-0ubuntu0.16.04.1

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-3200-1

CVE-2017-2350, CVE-2017-2354, CVE-2017-2355, CVE-2017-2356,

CVE-2017-2362, CVE-2017-2363, CVE-2017-2364, CVE-2017-2365,

CVE-2017-2366, CVE-2017-2369, CVE-2017-2371, CVE-2017-2373

Severity
critical
Lowest
Low
Medium
High
Critical

February 16, 2017

Topics%20covered

Topics Covered

security advisory denial of service critical remote code execution cross-site scripting Ubuntu webkit2gtk

Package Information

https://launchpad.net/ubuntu/+source/webkit2gtk/2.14.5-0ubuntu0.16.10.1
https://launchpad.net/ubuntu/+source/webkit2gtk/2.14.5-0ubuntu0.16.04.1

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