UBUNTU-CVE-2018-20662

In Poppler 0.72.0, PDFDoc::setup in PDFDoc.cc allows attackers to cause a denial-of-service application crash caused by Object.h SIGABRT, because of a wrong return value from PDFDoc::setup by crafting a PDF file in which an xref data structure is mishandled during extractPDFSubtype processing...

DEBIAN-CVE-2018-7174

An issue was discovered in xpdf 4.00. An infinite loop in XRef::Xref allows an attacker to cause denial of service because loop detection exists only for tables, not streams...