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Re: [DSA-403-1] Kernel update?



On Saturday 06 December 2003 08:09, Karsten M. Self wrote:
> The _other_ advantage, though of a compile-in-what-you-need kernel
> is that you can then turn _off_ loadable module support.  For
> highly sensitive servers in hostile-facing environments, this can
> eliminate an entire class of potential attacks right there.

That's, unfortunately, not quite correct. It makes these attacks (for 
example installing a Kernel rootkit) _harder_ but not impossible. 
AFAIK, it's quite possible to write a module loader even without 
loadable module support in the kernel. (Don't ask me how, though.)

-- 
---  Magnus von Koeller ---
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