USN-427-1: enigmail vulnerability

23 February 2007

enigmail vulnerability

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

  • Ubuntu 6.10
  • Ubuntu 6.06 LTS
  • Ubuntu 5.10

Software Description


Mikhail Markin reported that enigmail incorrectly handled memory allocations for certain large encrypted attachments. This caused Thunderbird to crash and thus caused the entire message to be inaccessible.

Update instructions

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

Ubuntu 6.10
mozilla-thunderbird-enigmail - 2:0.94-0ubuntu5.1
Ubuntu 6.06 LTS
mozilla-thunderbird-enigmail - 2:0.94-0ubuntu4.3
Ubuntu 5.10
mozilla-thunderbird-enigmail - 2:0.94-0ubuntu0.5.10.1

To update your system, please follow these instructions:

In general, a standard system upgrade is sufficient to effect the necessary changes.