Mercurial > vim
diff src/getchar.c @ 29363:4e48651f2e48 v9.0.0024
patch 9.0.0024: may access part of typeahead buf that isn't filled
Commit: https://github.com/vim/vim/commit/af043e12d9e5869c597de40b9a2517ae97ac72e7
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Jul 2 12:08:16 2022 +0100
patch 9.0.0024: may access part of typeahead buf that isn't filled
Problem: May access part of typeahead buf that isn't filled.
Solution: Check length of typeahead.
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Sat, 02 Jul 2022 13:15:02 +0200 |
parents | bfb205095634 |
children | 87980a7936e7 |
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--- a/src/getchar.c +++ b/src/getchar.c @@ -2437,7 +2437,8 @@ handle_mapping( int is_plug_map = FALSE; // If typehead starts with <Plug> then remap, even for a "noremap" mapping. - if (typebuf.tb_buf[typebuf.tb_off] == K_SPECIAL + if (typebuf.tb_len >= 3 + && typebuf.tb_buf[typebuf.tb_off] == K_SPECIAL && typebuf.tb_buf[typebuf.tb_off + 1] == KS_EXTRA && typebuf.tb_buf[typebuf.tb_off + 2] == KE_PLUG) is_plug_map = TRUE;