Davis Herring added the comment:
I can easily make a patch or pull request, but against which version(s) should
I do so? (Will such a trivial change require a CLA?)
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Python tracker
<https://bugs.python.org/issue37
New submission from Davis Herring :
Most of the "p->depth--;" lines associated with "p->error =
WFERR_UNMARSHALLABLE;" are spurious, and can crash the interpreter if enough of
them prevent reaching MAX_MARSHAL_STACK_DEPTH. (The only exceptions are in
2.7, where
Davis Herring added the comment:
Re msg110868: it's impossible to resolve a __reduce__ loop that involves only
immutable intermediate objects (including none at all):
class Direct:
def __reduce__(self): return id,(self,) # obviously impossible
class Indirect:
# Can't create either the new
New submission from Davis Herring:
import.c's remove_module() is always called with an exception set and can
invoke arbitrary code via deallocation; if that code calls PyErr_Clear() (or is
sensitive to PyErr_Occurred()) it will lose (or be damaged by) the preexisting
exception
