Re: fuzzing crash(8)

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Adrien Kunysz wrote:
Dave Anderson wrote:
----- "Dave Anderson" <anderson@xxxxxxxxxx> wrote:

I did the same thing to a vmcore (i.e. handcrafting the PT_NOTE
segment's p_offset field like you did), and was able to get the
crash session up with the attached patch.

Does it work for you?

Thanks. I confirm crash(8) now exits cleanly when given the corrupted vmcore after applying the patch.

Actually that patch fixes all the crashes I found with my previous round of black box fuzzing on x86_64 (using zzuf if anyone is interested). I am currently playing with bunny (http://code.google.com/p/bunny-the-fuzzer/) but I am a bit doubtful it will find anything useful in any decent amount of time without some manual work, oh well CPU time is cheap :)

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