=========================================================================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