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Ubuntu 15.10 and 14.04 LTS USN-2937-1 Critical: WebKitGTK+ Web Attack

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Calendar Grey March 21, 2016
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This patch resolves essential vulnerabilities in WebKitGTK+ impacting Ubuntu 16.04 and 14.10 LTS, improving online safety.
Several security issues were fixed in WebKitGTK+.

Summary

Several security issues were fixed in WebKitGTK+.

Software Description:

- webkitgtk: 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.

Topics%20covered

Topics Covered

security advisory critical ubuntu web attack webkitgtk

Update Instructions

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

Ubuntu 15.10:
  libjavascriptcoregtk-1.0-0      2.4.10-0ubuntu0.15.10.1
  libjavascriptcoregtk-3.0-0      2.4.10-0ubuntu0.15.10.1
  libwebkitgtk-1.0-0              2.4.10-0ubuntu0.15.10.1
  libwebkitgtk-3.0-0              2.4.10-0ubuntu0.15.10.1

Ubuntu 14.04 LTS:
  libjavascriptcoregtk-1.0-0      2.4.10-0ubuntu0.14.04.1
  libjavascriptcoregtk-3.0-0      2.4.10-0ubuntu0.14.04.1
  libwebkitgtk-1.0-0              2.4.10-0ubuntu0.14.04.1
  libwebkitgtk-3.0-0              2.4.10-0ubuntu0.14.04.1

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 and Evolution, to make all the
necessary changes.

References

https://ubuntu.com/security/notices/USN-2937-1

CVE-2014-1748, CVE-2015-1071, CVE-2015-1076, CVE-2015-1081,

CVE-2015-1083, CVE-2015-1120, CVE-2015-1122, CVE-2015-1127,

CVE-2015-1153, CVE-2015-1155, CVE-2015-3658, CVE-2015-3659,

CVE-2015-3727, CVE-2015-3731, CVE-2015-3741, CVE-2015-3743,

CVE-2015-3745, CVE-2015-3747, CVE-2015-3748, CVE-2015-3749,

CVE-2015-3752, CVE-2015-5788, CVE-2015-5794, CVE-2015-5801,

CVE-2015-5809, CVE-2015-5822, CVE-2015-5928

Severity
critical
Lowest
Low
Medium
High
Critical

March 21, 2016

Topics%20covered

Topics Covered

security advisory critical ubuntu web attack webkitgtk

Package Information

https://launchpad.net/ubuntu/+source/webkitgtk/2.4.10-0ubuntu0.15.10.1
https://launchpad.net/ubuntu/+source/webkitgtk/2.4.10-0ubuntu0.14.04.1

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