QUESTION 23 The possibility of overwriting the saved frame pointer and return address forms the core of a stack overflow attack. O True O False QUESTION 24 A stack overflow can result in some form of denial-of-service attack on a system. O True O False QUESTION 25 A successful buffer overflow attack results in the loss of the function or service the attacked program provided. O True O False QUESTION 26 An effective method for protecting programs against classic stack overflow attacks is to instrument the function entry and exit code to setup and then check its sack frame for any evidence of corruption. O True False