BUFFER OVERFLOW

LIBC-Adresses & offets

Libc:

ldd filename

–> See where libc is pointing to

For example after:

System offset:

  readelf -s /lib/x86_64-linux-gnu/libc.so.6 |grep system

Exit offset:

readelf -s /lib/x86_64-linux-gnu/libc.so.6 |grep exit

/bin/sh

  strings -atx /lib/x86_64-linux-gnu/libc.so.6 |grep /bin/sh