- Fix ABW for ole2.
- Fix some OLE2 edge cases.
- Plug leak.
- Improve thread safety of GSF_CLASS_FULL.
- Fix zip read for corrupted stream.
- Fix ole2 leaks.
- Protect ole2 loader from crazy recursion.
Changelog: https://gitlab.gnome.org/GNOME/libgsf/-/blob/LIBGSF_1_14_60/NEWS