Install Virtual Box on Ubuntu 12.10

VirtualBox is a powerful x86 and AMD64/Intel64 virtualization product for enterprise as well as home use. Not only is VirtualBox an extremely feature rich, high performance product for enterprise customers, it is also the only professional solution that is freely available as Open SourceSoftware under the terms of the GNU General Public License (GPL) version 2.

What is new in virtualbox 4.2.4

This is a maintenance release. The following items were fixed and/or added:

GUI: fixed validation warning on global settings / proxy page (4.2.2 regression, bug #11089)
GUI: fixed crash with multiple guest screens on certain conditions (OS X hosts only)
VBoxBalloonCtrl: fixed command line argument handling of ballooning module
VRDP: fixed occasional crash during a video playback in the guest (bug #11082)
BIOS: fixed broken DMI information (4.2 regression)
BIOS: workaround for booting from Windows 2000 floppy disks
EFI: fixed video mode selection loss on VM reboot (#10983)
Parallel: fixed parallel port printing failure/ paper queue empty error (Windows hosts only; bug #2226)
NAT: fixed crash on alias-less DNS responses when host-resolver is used
Storage: fixed hang under rare circumstances

Install VirtualBox 4.2.4 in ubuntu 12.10/12.04

Open the terminal and run the following commands

You need to edit /etc/apt/sources.list

gksudo gedit /etc/apt/sources.list

Add the following line

deb http://download.virtualbox.org/virtualbox/debian precise contrib

If you are running ubuntu 11.10 add the following line

deb http://download.virtualbox.org/virtualbox/debian oneiric contrib

Save and exit the file

Now install PGP key using the following command

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

Update source list

sudo apt-get update

Install virtualbox

sudo apt-get install virtualbox-4.2

If you have problem with the above PPA you can download .deb package from here.Once you have deb package you can double click on it to install this package.