ret2reg buffer overflow attack-vulnerability warning-the black bar safety net

Is overflow the program source code is as follows: | 1. root@linux:/pentest cat vulnerable. c 2. include stdio. h 3. include string. h 4. 5. void evilfunctionchar input 6. 7. char buffer1 0 0 0; 8. strcpybuffer, input; 9. 1 0. 1 1. int mainint argc, char argv 1 2. 1 3. evilfunctionargv1; 1 4. 1 5...