INSTALL VIRTUALBOX 4.2.22 ON UBUNTU, DEBIAN WHEEZY AND KWHEEZY

All you have to is add the repository to your system:

$ sudo sh -c 'echo "deb http://download.virtualbox.org/virtualbox/debian $(lsb_release -sc) contrib" >> /etc/apt/sources.list.d/virtualbox.list'

Download and add the key:

$ wget -q http://download.virtualbox.org/virtualbox/debian/oracle_vbox.asc -O- | sudo apt-key add -

Update the local repository index:

$ sudo apt-get update

Install Virtualbox 4.2.22:

$ sudo apt-get install virtualbox-4.2