DONT COPY THIS! VULNERABLE CODE!

vulnerable.c

/* DONT COPY THIS! VULNERABLE CODE! */
#include <stdio.h>

void read_the_file (FILE *fp) {
    char buffer[8];
    fgets(buffer, 72, fp); // 72bytes WTF?
}

int main (int argc, const char *argv[]) {
    if (argc < 2) {
        printf("Usage: %s input.dat\n", argv[0]);
        return 1;
    }
    FILE *fp = fopen(argv[1], "rb");
    read_the_file(fp);
    fclose(fp);
    return 0;
}