Oracle has released VirtualBox 6.0 Maintenance Release 4.
Oracle VM VirtualBox 6.0.4 release includes improvements and regression fixes for Oracle VM VirtualBox 6.0.
Notable bug fixes are:
Virtualization core: support Shanghai/Zhaoxin CPUs.
User Interface: more fixes and enhancements
Linux hosts and guests: fix for building kernel modules against Linux Kernel 5.0
The Oracle VirtualBox Team