USN-1617-1: WebKit vulnerabilities

25 October 2012

webkit vulnerabilities

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

  • Ubuntu 12.04 LTS


Multiple security vulnerabilities were fixed in WebKit.

Software Description

  • webkit - Web content engine library for GTK+


A large number of security issues were discovered in the WebKit browser 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 versions:

Ubuntu 12.04 LTS
libjavascriptcoregtk-1.0-0 - 1.8.3-0ubuntu0.12.04.1
libjavascriptcoregtk-3.0-0 - 1.8.3-0ubuntu0.12.04.1
libwebkitgtk-1.0-0 - 1.8.3-0ubuntu0.12.04.1
libwebkitgtk-3.0-0 - 1.8.3-0ubuntu0.12.04.1

To update your system, please follow these instructions:

After a standard system update you need to restart your session to make all the necessary changes.