NULL Pointer Dereference in function sug_filltree

Description NULL Pointer Dereference in function sugfilltree at vim/src/spellfile.c:5600. vim version git log commit 4875d6ab068f09df88d24d81de40dcd8d56e243d grafted, HEAD - master, tag: v9.0.0224, origin/master, origin/HEAD Proof of Concept ./vim -u NONE -X -Z -e -s -S /home/fuzz/test/poc2null.d...