Ropper
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sashs
Crash when attempting to load file
ropper --file sshd
[INFO] Load gadgets for section: PHDR
[ERROR] Please report this error on https://github.com/sashs/ropper
[ERROR] Traceback (most recent call last):
File "/Users/joe/pwn/lib/python3.9/site-packages/ropper/console.py", line 62, in cmd
func(self, text)
File "/Users/joe/pwn/lib/python3.9/site-packages/ropper/console.py", line 501, in __handleOptions
self.__loadGadgets()
File "/Users/joe/pwn/lib/python3.9/site-packages/ropper/console.py", line 299, in __loadGadgets
self.__searchGadgetsFor(self.currentFileName)
File "/Users/joe/pwn/lib/python3.9/site-packages/ropper/console.py", line 303, in __searchGadgetsFor
self.__rs.loadGadgetsFor(binary)
File "/Users/joe/pwn/lib/python3.9/site-packages/ropper/service.py", line 640, in loadGadgetsFor
load_gadgets(fc)
File "/Users/joe/pwn/lib/python3.9/site-packages/ropper/service.py", line 625, in load_gadgets
f.allGadgets = self.__ropper.searchGadgets(f.loader, instructionCount=self.options.inst_count, gtype=gtype,multiprocessing=self.options.multiprocessing)
File "/Users/joe/pwn/lib/python3.9/site-packages/ropper/rop.py", line 286, in searchGadgets
newGadgets = self._searchGadgetsForked(section=section, binary=binary, instruction_count=instructionCount, gtype=gtype)
File "/Users/joe/pwn/lib/python3.9/site-packages/ropper/rop.py", line 375, in _searchGadgetsForked
processes[cpu].start()
File "/usr/local/Cellar/[email protected]/3.9.0_1/Frameworks/Python.framework/Versions/3.9/lib/python3.9/multiprocessing/process.py", line 121, in start
self._popen = self._Popen(self)
File "/usr/local/Cellar/[email protected]/3.9.0_1/Frameworks/Python.framework/Versions/3.9/lib/python3.9/multiprocessing/context.py", line 224, in _Popen
return _default_context.get_context().Process._Popen(process_obj)
File "/usr/local/Cellar/[email protected]/3.9.0_1/Frameworks/Python.framework/Versions/3.9/lib/python3.9/multiprocessing/context.py", line 284, in _Popen
return Popen(process_obj)
File "/usr/local/Cellar/[email protected]/3.9.0_1/Frameworks/Python.framework/Versions/3.9/lib/python3.9/multiprocessing/popen_spawn_posix.py", line 32, in __init__
super().__init__(process_obj)
File "/usr/local/Cellar/[email protected]/3.9.0_1/Frameworks/Python.framework/Versions/3.9/lib/python3.9/multiprocessing/popen_fork.py", line 19, in __init__
self._launch(process_obj)
File "/usr/local/Cellar/[email protected]/3.9.0_1/Frameworks/Python.framework/Versions/3.9/lib/python3.9/multiprocessing/popen_spawn_posix.py", line 47, in _launch
reduction.dump(process_obj, fp)
File "/usr/local/Cellar/[email protected]/3.9.0_1/Frameworks/Python.framework/Versions/3.9/lib/python3.9/multiprocessing/reduction.py", line 60, in dump
ForkingPickler(file, protocol).dump(obj)
TypeError: cannot pickle '_io.TextIOWrapper' object
I ran into this as well. I tried it with a few different python versions, and it looks like this behavior appears in python3.8, but is not present in python3.7.
