Stop VirtualBox Service Linux

Service must be stopped to apply Oracle Virtual Box Updates.

systemctl stop vboxautostart-service.service
systemctl stop vboxballoonctrl-service.service
systemctl stop vboxdrv.service
systemctl stop vboxweb-service.service

Alternatively the service command can be used.

service vboxautostart-service stop
service vboxautostart-service start

If the update still indicates VirtualBox is still running (VBoxSVC), Kill the following processes.

vboxwebsrv
VBoxXPCOMIPCD
VBoxSVC