Document Liberation Project libmwaw before 2017-04-08 has an out-of-bounds write caused by a heap-based buffer overflow related to the MsWrd1Parser::readFootnoteCorrespondance function in lib/MsWrd1Parser.cxx.
https://sourceforge.net/p/libmwaw/libmwaw/ci/68b3b74569881248bfb6cbb4266177cc253b292f/