=========================================================================Ubuntu Security Notice USN-3400-1
August 21, 2017

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

- Ubuntu 17.04
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Augeas could be made to crash if it received specially crafted
input.

Software Description:
- augeas: Configuration editing tool

Details:

It was discovered that Augeas incorrectly handled certain strings.
An attacker could use this issue to cause Augeas to crash, leading
to a denial of service, or possibly execute arbitrary code.

Update instructions:

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

Ubuntu 17.04:
  augeas-tools                    1.6.0-0ubuntu3.1
  libaugeas0                      1.6.0-0ubuntu3.1

Ubuntu 16.04 LTS:
  augeas-tools                    1.4.0-0ubuntu1.1
  libaugeas0                      1.4.0-0ubuntu1.1

Ubuntu 14.04 LTS:
  augeas-tools                    1.2.0-0ubuntu1.3
  libaugeas0                      1.2.0-0ubuntu1.3

In general, a standard system update will make all the necessary
changes.

References:
  https://ubuntu.com/security/notices/USN-3400-1
  CVE-2017-7555

Package Information:
  https://launchpad.net/ubuntu/+source/augeas/1.6.0-0ubuntu3.1
  https://launchpad.net/ubuntu/+source/augeas/1.4.0-0ubuntu1.1
  https://launchpad.net/ubuntu/+source/augeas/1.2.0-0ubuntu1.3