Comment # 4 on bug 1120956 from Alexandros Toptsoglou

The wrong patch for CVE-2018-20662 has been applied. As it is explained in
comment 0 that patch creates regression and upstream did not use it. The
correct patch is located at [1]. Please resubmit.  

[1]
https://gitlab.freedesktop.org/mkasik/poppler/commit/7b4e372deeb716eb3fe3a54b31ed41af759224f9