(work around) This cleared the error for me:
sudo apt-get remove virtualbox-4.2 sudo rm -rf /var/lib/dkms/vboxhost sudo apt-get install virtualbox-4.2
(work around)
This cleared the error for me:
sudo apt-get remove virtualbox-4.2 dkms/vboxhost
sudo rm -rf /var/lib/
sudo apt-get install virtualbox-4.2