========================================================================== Ubuntu Security Notice USN-3166-1 January 10, 2017 webkit2gtk vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 LTS Summary: Several security issues were fixed in WebKitGTK+. Software Description: - webkit2gtk: JavaScript engine library from WebKitGTK+ - GObject introspection 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 versions: Ubuntu 16.04 LTS: libjavascriptcoregtk-4.0-18 2.14.2-0ubuntu0.16.04.1 libwebkit2gtk-4.0-37 2.14.2-0ubuntu0.16.04.1 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: http://www.ubuntu.com/usn/usn-3166-1 CVE-2016-4613, CVE-2016-4657, CVE-2016-4666, CVE-2016-4707, CVE-2016-4728, CVE-2016-4733, CVE-2016-4734, CVE-2016-4735, CVE-2016-4759, CVE-2016-4760, CVE-2016-4761, CVE-2016-4762, CVE-2016-4764, CVE-2016-4765, CVE-2016-4767, CVE-2016-4768, CVE-2016-4769, CVE-2016-7578 Package Information: https://launchpad.net/ubuntu/+source/webkit2gtk/2.14.2-0ubuntu0.16.04.1