BUG: Truncate mediabox and cropbox values with > 4 points. #3001
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Closes #2991
I confirmed that this fixes the read issue with the PDF where I experienced the original issue. I've been relatively conservative about allowing bad rectangle values and limited this to just mediabox/cropbox. If we felt good about generically handling rectangles with too many points, it would be easy to do so in
RectangleObject
instead.I'm not certain the test I wrote is particularly good, it's just hacking the mediabox/cropbox to the value I see in the exception. I'd love to upload the original PDF as an example, but it contains customer information. That said, I believe I can reproduce this bad file using pypdf (and pypdf is the source of the original bad file), so I'll follow up in the related issue if I can reproduce and fix the write side error.