full-disclosure - Re: Second critical mremap() bug found in all Linux kernels

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Message-ID: <4033FAB2.40405@lorch.cc>
From: ml-daniel at lorch.cc (Daniel Lorch)
Subject: Re: Second critical mremap() bug found in all
 Linux kernels

hi

>  > This PoC exploit can be used to check if a Linux system is vulnerable
>  > to the second do_mremap() bug; the code has only been tested on Linux
>  > version 2.4.22 so far.
> 
> Did this make your box unstable? Is it resonably safe to run it?

Seems to be safe to run. At least it didn't crash my

   daniel@...p:~$ uname -a
   Linux warp 2.4.23 #1 Sat Jan 17 14:51:13 CET 2004 i686 GNU/Linux

but it reported a "kernel BUG at mmap.c:1197!".

daniel