I'm going to mark this a duplicate of bug 1039157 which seems to have more information about how to fix broken 3D in VirtualBox. The patch in comment 33 has also been forwarded to Debian.
I'm going to mark this a duplicate of bug 1039157 which seems to have more information about how to fix broken 3D in VirtualBox. The patch in comment 33 has also been forwarded to Debian.