Hi Everyone,

I am new to linux and need urgent help. I have installed Ubuntu 12.04 and wanted to run a small program in c to show bufferoverflow attack.I compiled this program using gcc compiler, but when I passed the address like (something."\x43\x40\x83") arrgument with memory address.

I am getting a "Segmentation fault(core dumped)"
I have tried -fno-stack-protector but it's not working.

please help me , thanks in advance.