ASLR example

#include <stdio.h>
int main(void) {
  char c;
  printf("%x\n", &c);
return 0; }
$ gcc example-19.c -o example-19
$ ./example-19
bfe3d16f
$ ./example-19
bfdef6ff
$ ./example-19
bfefbecf
// sem ASLR
$ echo 0 | sudo tee /proc/sys/kernel/randomize_va_space
$ ./example-19
bffff28f
$ ./example-19
bffff28f
$ ./example-19
bffff28f