`iternodes` does not return

[Alex Van Mechelen]

Issue

The iternodes function runs indefinitely for some input executables

docker-packing-box/src/lib/src/pbox/core/executable/cfg/__common__.py

Line 78 in afe4a5e

 def iternodes(self, root_node=None, exclude=_DEFAULT_EXCLUDE): 

Steps to reproduce

exe = Executable("/mnt/share/dataset-packed-pe/packed/Enigma Virtual Box/enigmavb_pskill.exe")
self = exe.cfg
exe.cfg.graph
root_subgraph = list(self.iternodes())