You need to add deb http://ppa.launchpad.net/ubuntu-clamav/ppa/ubuntu hardy main to your /etc/apt/services.list and run apt-get update. After that apt-get upgrade clamav If apt-get upgrade does not work, do apt-get install clamav clamav-base clamav-daemon clamav-freshclam Update Virus Definitions Use freshclam. You will see an output like this: user@ubuntu:/etc/clamav # sudo freshclam ClamAV update process started at Wed […]