Package : enigmail Version : 2:22.214.171.124-1~deb7u1
In DLA 1007-1 Thunderbird was upgraded to the latest ESR series. This update upgrades Enigmail, the OpenPGP extention for Thunderbird, to version 126.96.36.199 to restore full compatibility.
For Debian 7 "Wheezy", these problems have been fixed in version 2:188.8.131.52-1~deb7u1.
We recommend that you upgrade your enigmail packages.
Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS