USN-3303-1: WebKitGTK+ vulnerabilities

Ubuntu Security Notice USN-3303-1

30th May, 2017

webkit2gtk vulnerabilities

A security issue affects these releases of Ubuntu and its
derivatives:

• Ubuntu 17.04



• Ubuntu 16.10



• Ubuntu 16.04 LTS

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.

Update instructions

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

Ubuntu 17.04:

Ubuntu 16.10:

Ubuntu 16.04 LTS:

To update your system, please follow these instructions:
,