Poppler null pointer dereference vulnerability (CNVD-2017-33321)

Poppler is based on xpdf-3.0 code base PDF rendering library. Poppler in the FoFiTrueType.cc in the FoFiTrueType::getCFFBlock function has a null pointer dereference vulnerability due to a lack of validation of table pointers, an attacker can be exploited to launch a denial of service attack...