Questions about buffer-overflow
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RIP register doesn't understand valid memory address
I'm trying to write a buffer overflow payload but when I was testing in gdb the RIP can't seem to understand a memory address holding the \x90 byte.
My code is like this
1 #include <stdio.h&g...
Jace Zoodiac
Votes: 0
Answers: 0
Is it possible that QFile::size() and QFile::readAll().size() differ for certain special files?
Seeing a weird crash due to read access violation. Here is the minimal code:
struct MyFile : QFile
{
...
string read ()
{
QByteArray content;
if(<something>)
content = QFile:...
iammilind
Votes: 0
Answers: 1
Kali linux Buffer Overflow Nopsled passing weird value
I tried to add nopsled but kept getting c2 next to 90 which is 32 + 90 in hexadecimal.
run $(python -c 'print("\x90" * 182 + "\x31\xc0\x83\xec\x01\x88\x04\x24\x68\x2f\x7a\x73\x68\x2f\x6...
user12308200
Votes: 0
Answers: 1
Buffer overflow a simple echo program
I have an executable which simply inputs a string using "gets" and places it in a buffer. Using gdb the disassembly of the executable comes out to be -
push %rbp
mov %rsp,%rbp
sub $0...
John Doe
Votes: 0
Answers: 0