Didier Stevens

Wednesday 16 April 2008

Quickpost: Linux Kernel Joke

Filed under: Nonsense,Quickpost — Didier Stevens @ 9:29

A colleague challenged me, half jokingly, to perform a code review of the Linux kernel. I took his challenge: I downloaded the latest stable kernel sources and used a state of the art static code checker (grep -hEir “hack|crack|backdoor|keygen” *).

I located a couple of backdoors:

Some cracks:

And even some keygens:

And the number of hacks was countless (1000+), here is a selection:


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