USN-3257-1: WebKitGTK+ vulnerabilities

Ubuntu Security Notice USN-3257-1

10th April, 2017

webkit2gtk vulnerabilities

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

  • Ubuntu 16.10
  • Ubuntu 16.04 LTS

Summary

Several security issues were fixed in WebKitGTK+.

Software description

  • webkit2gtk
    – Web content engine library for GTK+

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 version:

Ubuntu 16.10:
libwebkit2gtk-4.0-37

2.16.1-0ubuntu0.16.10.1
libjavascriptcoregtk-4.0-18

2.16.1-0ubuntu0.16.10.1
Ubuntu 16.04 LTS:
libwebkit2gtk-4.0-37

2.16.1-0ubuntu0.16.04.1
libjavascriptcoregtk-4.0-18

2.16.1-0ubuntu0.16.04.1

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.

References

CVE-2016-9642,

CVE-2016-9643,

CVE-2017-2364,

CVE-2017-2367,

CVE-2017-2376,

CVE-2017-2377,

CVE-2017-2386,

CVE-2017-2392,

CVE-2017-2394,

CVE-2017-2395,

CVE-2017-2396,

CVE-2017-2405,

CVE-2017-2415,

CVE-2017-2419,

CVE-2017-2433,

CVE-2017-2442,

CVE-2017-2445,

CVE-2017-2446,

CVE-2017-2447,

CVE-2017-2454,

CVE-2017-2455,

CVE-2017-2457,

CVE-2017-2459,

CVE-2017-2460,

CVE-2017-2464,

CVE-2017-2465,

CVE-2017-2466,

CVE-2017-2468,

CVE-2017-2469,

CVE-2017-2470,

CVE-2017-2471,

CVE-2017-2475,

CVE-2017-2476,

CVE-2017-2481


Source From: ubuntu.com.
Original article title: USN-3257-1: WebKitGTK+ vulnerabilities.
This full article can be read at: USN-3257-1: WebKitGTK+ vulnerabilities.

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