virtualbox from home:mookmoz:kernel project
Select Your Operating System
Add repository and install manually
For openSUSE Leap 42.2 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mookmoz:kernel/openSUSE_Leap_42.2/home:mookmoz:kernel.repo zypper refresh zypper install virtualbox