USN-3376-1: WebKitGTK+ vulnerabilities
Ubuntu Security Notice USN-3376-1
2nd August, 2017
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 17.04
- Ubuntu 16.04 LTS
Several security issues were fixed in WebKitGTK+.
- webkit2gtk - Web content engine library for GTK+
A large number of security issues were discovered in the WebKitGTK+ Web and
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.
The problem can be corrected by updating your system to the following package version:
- Ubuntu 17.04:
- libwebkit2gtk-4.0-37 2.16.6-0ubuntu0.17.04.1
- Ubuntu 16.04 LTS:
- libwebkit2gtk-4.0-37 2.16.6-0ubuntu0.16.04.1
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
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.