Ah, I seem to have reported one of these issues earlier:
Crash in TIFF_MemoryReader::SortIFD()
That post had a reply from:
... asking for the code and photo to reproduce the issue, but doesn't seem to have been replied to since back in June when I asked the question.
As for the GPSCoordinates crash above, the same code can be used to reproduce it, with the following photo: