xpdf: Heap-buffer-overflow in ZxDoc::parse

With the following new fuzz target generated by https://github.com/google/oss-fuzz-gen: include include include include include include include "/src/xpdf-4.05/xpdf/Zoox.h" extern "C" int LLVMFuzzerTestOneInputconst uint8t data, sizet size FuzzedDataProvider fdpdata, size; std::string filename =...