libreoffice: Heap-use-after-free in HWPFile::AddBox

Project: git://anongit.freedesktop.org/libreoffice/core Detailed report: https://oss-fuzz.com/testcase?key=6372781283344384 Project: libreoffice Fuzzer: libFuzzerlibreofficehwpfuzzer Fuzz target binary: hwpfuzzer Job Type: libfuzzerasanlibreoffice Platform Id: linux Crash Type: Heap-use-after-fre...