Could be also related to fontconfig-config 2.8.0-3ubuntu9.1 and libfontconfig1 2.8.0-3ubuntu9.1 which is not used by mupdf which has no issues displaying the document, but used by xpdf (Bug 1184328) and evince, epdfview, okular and zathura (this bug).
Could be also related to fontconfig-config 2.8.0-3ubuntu9.1 and libfontconfig1 2.8.0-3ubuntu9.1 which is not used by mupdf which has no issues displaying the document, but used by xpdf (Bug 1184328) and evince, epdfview, okular and zathura (this bug).