Division by zero in CairoRescaleBox::downScaleImage
Hi,
There is a division by zero that happens here:
https://gitlab.freedesktop.org/poppler/poppler/blob/master/poppler/CairoRescaleBox.cc#L306
scaled_height
might be zero in case the following code path is triggered:
https://gitlab.freedesktop.org/poppler/poppler/blob/master/poppler/CairoOutputDev.cc#L3131