On Tue, 14 Nov 2000, Jakub Jelinek wrote:
> > Rather than add sanity checking to modprobe, it would be a lot easier
> > and safer from a security audit point of view to have the kernel call
> > /sbin/kmodprobe instead of /sbin/modprobe. Then kmodprobe can sanitise
> > all the data and exec the real modprobe. That way the only thing that
> > needs auditing is a string munging/sanitising program.
>
> Well, no matter what kernel needs auditing as well, the fact that dev_load
> will without any check load any module the user wants is already problematic
> and no munging helps with it at all, especially loading old ISA drivers
> might not be a good idea.
FWIW: A quick look at the kernel source, and dev_load() seems to be the
only place that does this. Other places apply prefixes to user supplied
names.
Cheers
Chris
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