RHEL 7 VirtualBox Guest Additions Patched
If you have tried to used RHEL 7 in VirtualBox, and run into the issue with the guest additions not compiling (see https://www.virtualbox.org/ticket/12638 for details), you can download this tar file , extract it, and run sudo ./install.sh The tar file is just the guest additions pre patched to work with RHEL 7.