[USN-3770-1] Little CMS vulnerabilities

==========================================================================
Ubuntu Security Notice USN-3770-1
September 20, 2018

lcms2 vulnerabilities
==========================================================================

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

- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in Little CMS.

Software Description:
- lcms2: Little CMS color management library

Details:

Ibrahim El-Sayed discovered that Little CMS incorrectly handled certain
files. An attacker could possibly use this issue to cause a denial of
service. (CVE-2016-10165)

Quang Nguyen discovered that Little CMS incorrectly handled certain
files. An attacker could possibly use this issue to execute arbitrary
code. (CVE-2018-16435)

Update instructions:

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

Ubuntu 18.04 LTS:
  liblcms2-2                      2.9-1ubuntu0.1
  liblcms2-utils                  2.9-1ubuntu0.1

Ubuntu 16.04 LTS:
  liblcms2-2                      2.6-3ubuntu2.1
  liblcms2-utils                  2.6-3ubuntu2.1

Ubuntu 14.04 LTS:
  liblcms2-2                      2.5-0ubuntu4.2
  liblcms2-utils                  2.5-0ubuntu4.2

After a standard system update you need to restart applications using
Little CMS to make all the necessary changes.

References:
  https://usn.ubuntu.com/usn/usn-3770-1
  CVE-2016-10165, CVE-2018-16435

Package Information:
  https://launchpad.net/ubuntu/+source/lcms2/2.9-1ubuntu0.1
  https://launchpad.net/ubuntu/+source/lcms2/2.6-3ubuntu2.1
  https://launchpad.net/ubuntu/+source/lcms2/2.5-0ubuntu4.2