Stack exhaustion in pdfunite due to infinite recursive call of two functions was found in poppler-0.55.0. Upstream bug: https://bugs.freedesktop.org/show_bug.cgi?id=101208
Created mingw-poppler tracking bugs for this issue: Affects: fedora-all [bug 1459068] Created poppler tracking bugs for this issue: Affects: fedora-all [bug 1459067]