libxslt:xslt: Heap-use-after-free in xmlCharEncCloseFunc

Project: https://gitlab.gnome.org/GNOME/libxslt.git Detailed Report: https://oss-fuzz.com/testcase?key=5282379374067712 Project: libxslt Fuzzing Engine: libFuzzer Fuzz Target: xslt Job Type: libfuzzerasanlibxslt Platform Id: linux Crash Type: Heap-use-after-free READ 4 Crash Address: 0x5070000001...