I use bookworm and virtualbox

  https://www.virtualbox.org/wiki/Linux_Downloads

  right click on all distribution, save link as and save the (DOT)run file

  make run file executable and execute

  download virtulbox extension pack : https://download.virtualbox.org/virtualbox/7.0.8/Oracle_VM_VirtualBox_Extension_Pack-7.0.8.vbox-extpack

  cli and naviagte to the downloaed extension pack folder and execute sudo vboxmanage extpack install <extpack file>

https://www.server-world.info/en/note?os=Debian_12&p=virtualbox&f=1 https://www.debugpoint.com/install-virtualbox-debian/ https://linuxiac.com/how-to-install-virtualbox-on-debian-12-bookworm/