CVE-2026-55693

Vim prior to 9.2.0653 is affected by a stack-out-of-bounds write in tree_count_words() (src/spellfile.c) when loading crafted .spl/.sug files for spell suggestions. The depth counter can exceed the fixed MAXWLEN-element stacks (arridx[], curi[], wordcount[]), causing writes past array bounds, cor...

CVE-2026-55892 Vim: Out-of-bounds Write in Spell File Prefix Dump

Vim is an open source, command line text editor. Prior to 9.2.0662, the dumpprefixes function in src/spell.c walks a spell-file prefix trie iteratively with a depth counter while dumping the prefixes that apply to a word. The counter is bounded only by the trie structure itself; it is never check...