code/C/format-string.c: Format string vulnerabilities example code

Signed-off-by: Marian Marinov <[email protected]>

Author: hackman

code/C/format-string.c

@@ -0,0 +1,14 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+int main (int argc, char **argv) {
+	char buf[10] = { '\0' };
+	int x = 1; 
+	snprintf(buf, sizeof(buf), argv[1]);
+	buf[sizeof(buf)-1] = 0;
+	printf("Buffer size is: (%d) \nData input: %s \n", strlen(buf), buf);
+	printf("in hex: %#x\nMemory address for x: (%p) \n", x, &x);
+	strdup(argv[1]);
+	return 0;
+}