1. Ubuntu Security Notices
  2. USN-3551-1

USN-3551-1: WebKitGTK+ vulnerabilities

Publication date

30 January 2018

Overview

Several security issues were fixed in WebKitGTK+.

Releases

Packages

  • webkit2gtk - Web content engine library for GTK+

Details

Multiple security issues were discovered in the WebKitGTK+ Web and
JavaScript engines. If a user were tricked in to opening a specially
crafted website, an attacker could potentially exploit these to cause a
denial of service, spoof the user interface, or execute arbitrary code.
(CVE-2018-4088, CVE-2018-4096, CVE-2017-7153, CVE-2017-7160,
CVE-2017-7161, CVE-2017-7165, CVE-2017-13884, CVE-2017-13885)

Multiple security issues were discovered in the WebKitGTK+ Web and
JavaScript engines. If a user were tricked in to opening a specially
crafted website, an attacker could potentially exploit these to cause a
denial of service, spoof the user interface, or execute arbitrary code.
(CVE-2018-4088, CVE-2018-4096, CVE-2017-7153, CVE-2017-7160,
CVE-2017-7161, CVE-2017-7165, CVE-2017-13884, CVE-2017-13885)

Update instructions

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.

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
17.10 artful libjavascriptcoregtk-4.0-18 –  2.18.6-0ubuntu0.17.10.1
libwebkit2gtk-4.0-37 –  2.18.6-0ubuntu0.17.10.1
16.04 xenial libjavascriptcoregtk-4.0-18 –  2.18.6-0ubuntu0.16.04.1
libwebkit2gtk-4.0-37 –  2.18.6-0ubuntu0.16.04.1

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References

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