Re: LKM rootkits in 2.6.x

From: Dave Jones
Date: Thu Mar 11 2004 - 13:52:07 EST


On Thu, Mar 11, 2004 at 11:26:23AM -0800, pg smith wrote:
> Any thoughts on the future of LKM rootkits in the 2.6 kernel branch ? In
> the last few years I've become quite interested in them (from a defensive
> point of view), but with the 2.6 kernel no longer exporting the syscall
> table, intercepting system calls would appear to be a non-starter now.

Don't bet on it. They'll just start doing what binary-only driver vendors
have been doing for months.. If the table isn't exported, they find a symbol
that is exported, and grovel around in memory near there until they find
something that looks like it, and patch accordingly.

Dave

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