I have implemented a generic fix to this, as it could conceivably happen for other categories than optical.
Comments:Posted on 5 Oct 2008, 17:55 by Dougal
USB as CD
I've noticed that with a Sandisk Cruizer that still has the Windows junk on it, the kernel actually detects it as both a flash drive and a cdrom drive and, in face, the "cd" is actually mountable! So you can apparently mount that boot image they use and mess it up...