Security Issue: Null Dereference In AddToArchive
Trigger
gdbus call -e -d org.gnome.FileRoller -o /org/gnome/ArchiveManager1 -m org.gnome.ArchiveManager1.AddToArchive -- "A" '["B"]' true
Root Cause
create_archive_for_mime_type
retrieves MIME_TYPE from filename, if file name is invalid it returns 0. But there is no check for return data, and so it crashed.