EXECUTING PYTHON CMDS
GDB (GNU Debugger) supports Python scripting, allowing users to execute Python commands directly within the debugger to automate tasks, extend functionality, and enhance debugging workflows. By entering Python mode or prefixing commands with python
, users can interact with the program being debugged, inspect memory, manipulate data structures, and customize GDB behavior using Python scripts. This integration enables advanced debugging techniques such as automating repetitive commands, creating custom commands, and analyzing complex program states more efficiently. Additionally, Python can be leveraged to dynamically generate complex input when running a program under GDB, facilitating rapid testing of vulnerabilities like buffer overflows by injecting large, controlled input patterns.
root@sre:~$ gdb -q bow32
(gdb) run $(python -c "print '\x55' * 1200")
Starting program: /home/student/bow/bow32 $(python -c "print '\x55' * 1200")
Program received signal SIGSEGV, Segmentation fault.
0x55555555 in ?? ()
* the run command in GDB starts the execution of the program being debugged. when
used with arguments, such as run $(python -c "print '\x55' * 1200"), GDB launches
the program with the specified command-line arguments.
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