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Morever, the execve man says: execve() does not return on success, and the text, data, bss, and stack of the calling process are overwritten by that of the program loaded. The program invoked inherits the calling process's PID But in my case, if I debug the program and try to execute the...

Hey guys... I've figured out the reason why the shell is not getting spawned but still don't know beneath the surface i.e. how to get it solved; so I need to give you guys an SOS call ... :) Actually, shell is generated as a Zombie process for a couple of seconds and then it gets destroyed...

Is there any special difference in the internal working of 'sh' & 'bash' as compared to 'who' & 'hostname'?

:P sorry for the typo I meant '/usr/local/bin/bash'. Let me clear my point please. 1- I'm using FreeBSD 4.8. 2- I've successfully smashed the stack and executed the code to run the commands like 'who', 'hostname' and 'pwd'. 3- I'm unable to execute 'sh', 'bash' and 'ls'. Please advise!!!

But I have tried executing some other commands like '/usr/bin/who' , '/bin/hostname' but a set of commands like '/bin/sh', '/bin/bash', '/bin/ls' don't work... I wonder there is any special difference between these commands....!!! Thanks for your worth it comments though, I'm trying the way out...

I have written a program "master.c" that is using gets and is vulnerable to buffer overflow: //----- master.c -- MASTER PROGRAM ------------------------------ #include <stdio.h> int main(int argc, char** argv) { char buf[100]; printf("Please enter your name: "); fflush(stdout)...