http://www.dds6qkxpwdeubwucdiaord2xgbbeyds25rbsgr73tbfpqpt4a6vjwsyd.onion/w/index.php?title=Dev/VirtualBox&curid=6793&oldid=83656
Very difficult . Even if that was solved, there would still be the broken compilation from source code issue . The Lucas Nussbaum Debian buster backport repository was not an option either at time of initial implementation. [ 3 ] In 23 July 2020 VirtualBox latest version in Lucas Nussbaum repository was virtualbox_6.1.4-dfsg-1~~bpo10+1_amd64.deb 2020-02-22 07:52 while upstream virtualbox.org was at virtualbox-6.1_6.1.12-139181~Debian~buster_amd64.deb .