USN-3781-2: WebKitGTK+ regression
webkit2gtk regression
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.04 LTS
Summary
USN-3781-1 introduced a regression in WebKitGTK+.
Software Description
- webkit2gtk - Web content engine library for GTK+
Details
USN-3781-1 fixed vulnerabilities in WebKitGTK+. The updated package was missing some header files, preventing certain applications from building. This update fixes the problem.
We apologize for the inconvenience.
Original advisory 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 18.04 LTS
- libjavascriptcoregtk-4.0-18 - 2.22.2-0ubuntu0.18.04.2
- libwebkit2gtk-4.0-37 - 2.22.2-0ubuntu0.18.04.2
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.
References
from Ubuntu Security Notices https://ift.tt/2Py94uo