OpenEXR has use after free in PyObject_StealAttrString

SummaryThere is a use-after-free in PyObjectStealAttrString of pyOpenEXRold.cpp.This bug was found with ZeroPath. DetailsThe legacy adapter defines PyObjectStealAttrString that calls PyObjectGetAttrString to obtain a new reference, immediately decrefs it, and returns the pointer. Callers then pas...