oreoam.blogg.se - Linux parse pdfinfo output

#LINUX PARSE PDFINFO OUTPUT PDF#

Bob Friesenhahn on Why I stopped fuzzing research.

strongcourage on Why I stopped fuzzing research.

binutils: invalid memory read in find_abstract_instance_name (dwarf2.c).

re2c: heap overflow in Scanner::fill ().

This bug was found with American Fuzzy Lop. This bug was discovered by Agostino Sarubbo of Gentoo. SUMMARY: AddressSanitizer: SEGV /var/tmp/portage/sys-libs/glibc-2.22-r4/work/glibc-2.22/string/./sysdeps/x86_64/multiarch/memcpy-ssse3-back.S:1989 #19 0x41e8f8 in _start (/usr/bin/podofopdfinfo+0x41e8f8)ĪddressSanitizer can not provide additional info.

#12 0x7f496ddbce1f in PoDoFo::PdfParser::ParseFile(PoDoFo::PdfRefCountedInputDevice const&, bool) /tmp/portage/app-text/podofo-0.9.4/work/podofo-0.9.4/src/base/PdfParser.cpp:220:9 #11 0x7f496ddbfaae in PoDoFo::PdfParser::ReadDocumentStructure() /tmp/portage/app-text/podofo-0.9.4/work/podofo-0.9.4/src/base/PdfParser.cpp:337:9 #9 0x7f496ddd4a67 in PoDoFo::PdfParser::ReadXRefSubsection(long&, long&) /tmp/portage/app-text/podofo-0.9.4/work/podofo-0.9.4/src/base/PdfParser.cpp:772 #5 0x7f496dde143c in void std::_uninitialized_fill_n_a(PoDoFo::PdfParser::TXRefEntry*, unsigned long, PoDoFo::PdfParser::TXRefEntry const&, std::allocator&) /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/include/g++-v4/bits/stl_uninitialized.h:355 #4 0x7f496dde143c in void std::uninitialized_fill_n(PoDoFo::PdfParser::TXRefEntry*, unsigned long, PoDoFo::PdfParser::TXRefEntry const&) /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/include/g++-v4/bits/stl_uninitialized.h:244 #3 0x7f496dde143c in void std::_uninitialized_fill_n::_uninit_fill_n(PoDoFo::PdfParser::TXRefEntry*, unsigned long, PoDoFo::PdfParser::TXRefEntry const&) /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/include/g++-v4/bits/stl_uninitialized.h:202

=9418=Hint: address points to the zero page. =9418=The signal is caused by a WRITE memory access. The complete ASan output: # podofopdfinfo $FILE The upstream project denies me to open a new ticket.

#LINUX PARSE PDFINFO OUTPUT PDF#

Podofo is a C++ library to work with the PDF file format.Ī fuzz on it discovered a NULL pointer access.