CLAM finally made its way into the official Debian repositories. Many thanks to the maintainer, Taniguchi Takaki.
http://packages.debian.org/source/sid/clam
http://packages.debian.org/source/sid/clam-networkeditor
http://packages.debian.org/source/sid/clam-chordata
For the convenience of Ubuntu users, we deployed a personal package archive (PPA) in launchpad.
https://launchpad.net/~dgarcia-ubuntu/+archive/ppa
Instructions available at the same page. It currently contains libraries, extension plugins, NetworkEditor and Chordata packages for maverick, and platforms i386 and amd64.
feeds to the clam web page 