VirtualBox 5.2.18 is a maintenance release. The following items were fixed and/or added since VirtualBox
5.2.16:
- VMM: See user manual.
- VMM: fix loading with recent binutils and self-built versions of VirtualBox (bug #17851)
- NAT: fix --nataliasmode sameports which is a valid setting (bug #13000)
- VRDP: fixed VM process termination on RDP client disconnect if 3D is enabled for the virtual machine