Kernel exploit in brk() function.

red.eye red.eye at
Wed Jan 7 09:39:59 PST 2004

(nobody at blizzard) gcc -static hatorihanzo.c
(nobody at blizzard) ./a.out
[-] Unable to unmap stack: Invalid argument
(nobody at blizzard) uname -a;cat /proc/version
uname -a;cat /proc/version
Linux blizzard 2.4.22 #15 Tue Sep 23 08:27:28 CEST 2003 i686 GenuineIntel unknown GNU/Linux
Linux version 2.4.22 (root at blizzard) (gcc version 3.2.3) #15 Tue Sep 23 08:27:28 CEST 2003

(nobody at blizzard) gcc -v
Reading specs from /usr/lib/gcc-lib/i686-pc-linux-gnu/3.2.3/specs
Configured with: ../gcc-3.2.3/configure --prefix=/usr --enable-shared --enable-threads=posix --enable-__cxa_atexit --enable-clocale=gnu --enable-languages=c,c++
Thread model: posix
gcc version 3.2.3
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