How does buffer overflow works?

Related questions

1. What is overflow condition?
2. How do I stop stack overflow?
3. What is an overflow?
4. How is overflow detected?
5. Why is WebKit used?
6. What is a buffer overflow example?
7. What is positive overflow?
8. What does overflow hidden do?
9. Why is buffer overflow A vulnerability?
10. What is Webkit overflow scrolling?

Tags

1. #overflow
2. #memory
3. #length
4. #buffer
5. #occurs
6. #carefully
7. #write
8. #block
9. #machine
10. #input
11. #execute
12. #sending
13. #program
14. #arbitrary
15. #process
16. #attempts
17. #crafted
18. #application
19. #taking
20. #attacker
21. #possibly
22. #fixed
23. #allocated
24. #cause