=========================================================================Ubuntu Security Notice USN-2340-1
September 04, 2014

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

- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
- Ubuntu 10.04 LTS

Summary:

formail could be made to crash or run programs if it processed specially
crafted mail.

Software Description:
- procmail: Versatile e-mail processor

Details:

Tavis Ormandy discovered that the formail tool incorrectly handled certain
malformed mail headers. An attacker could use this flaw to cause formail to
crash, resulting in 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 14.04 LTS:
  procmail                        3.22-21ubuntu0.1

Ubuntu 12.04 LTS:
  procmail                        3.22-19ubuntu0.1

Ubuntu 10.04 LTS:
  procmail                        3.22-18ubuntu1.1

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

References:
  https://ubuntu.com/security/notices/USN-2340-1
  CVE-2014-3618

Package Information:
  https://launchpad.net/ubuntu/+source/procmail/3.22-21ubuntu0.1
  https://launchpad.net/ubuntu/+source/procmail/3.22-19ubuntu0.1
  https://launchpad.net/ubuntu/+source/procmail/3.22-18ubuntu1.1