Page History

...

void thisIsOK() {
    const char str[20] = "Everything OK";
    const char *p = str;
    ...
}
// pointer p is now inaccessible outside the scope of string str

Exception

It is acceptable to give access to local static variables.

Risk Assessment

Risk Assessment

Referencing an object outside of its lifetime could result in an attacker being able Allowing a function to return or give access to references and pointers to local non-static variables outside of their scope results in a "dangling" pointer, which could allow an attacker to run arbitrary code.

...