=========================================================================Ubuntu Security Notice USN-3229-1
March 13, 2017

python-imaging vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 12.04 LTS

Summary:

Several security issues were fixed in the Python Imaging Library.

Software Description:
- python-imaging: Python Imaging Library

Details:

It was discovered that the Python Imaging Library incorrectly handled
certain compressed text chunks in PNG images. A remote attacker could
possibly use this issue to cause the Python Imaging Library to crash,
resulting in a denial of service. (CVE-2014-9601)

Cris Neckar discovered that the Python Imaging Library incorrectly handled
certain malformed images. A remote attacker could use this issue to cause
the Python Imaging Library to crash, resulting in a denial of service, or
possibly obtain sensitive information. (CVE-2016-9189)

Cris Neckar discovered that the Python Imaging Library incorrectly handled
certain malformed images. A remote attacker could use this issue to cause
the Python Imaging Library to crash, resulting in a denial of service, or
possibly execute arbitrary code. (CVE-2016-9190)

Update instructions:

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

Ubuntu 12.04 LTS:
  python-imaging                  1.1.7-4ubuntu0.12.04.3

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

References:
  https://ubuntu.com/security/notices/USN-3229-1
  CVE-2014-9601, CVE-2016-9189, CVE-2016-9190

Package Information:
  https://launchpad.net/ubuntu/+source/python-imaging/1.1.7-4ubuntu0.12.04.3