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Ubuntu 17.04: 3304-1 Severe: WebKitGTK+ Security Flaw Exploit

ubuntu
Calendar Grey May 30, 2017
Dist Ubuntu Esm H88
Multiple vulnerabilities in WebKitGTK+ have been patched in this latest Ubuntu release. Ensure your safety by updating your system promptly.
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 critical software update remote code execution ubuntu webkitgtk

Update Instructions

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

Ubuntu 17.04:
  libjavascriptcoregtk-4.0-18     2.16.3-0ubuntu0.17.04.1
  libwebkit2gtk-4.0-37            2.16.3-0ubuntu0.17.04.1

Ubuntu 16.10:
  libjavascriptcoregtk-4.0-18     2.16.3-0ubuntu0.16.10.1
  libwebkit2gtk-4.0-37            2.16.3-0ubuntu0.16.10.1

Ubuntu 16.04 LTS:
  libjavascriptcoregtk-4.0-18     2.16.3-0ubuntu0.16.04.1
  libwebkit2gtk-4.0-37            2.16.3-0ubuntu0.16.04.1

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-3303-1

CVE-2017-2496, CVE-2017-2510, CVE-2017-2539

Severity
critical
Lowest
Low
Medium
High
Critical

May 30, 2017

Topics%20covered

Topics Covered

security advisory critical software update remote code execution ubuntu webkitgtk

Package Information

https://launchpad.net/ubuntu/+source/webkit2gtk/2.16.3-0ubuntu0.17.04.1
https://launchpad.net/ubuntu/+source/webkit2gtk/2.16.3-0ubuntu0.16.10.1
https://launchpad.net/ubuntu/+source/webkit2gtk/2.16.3-0ubuntu0.16.04.1

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