# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1656760502 -7200
# Node ID 4e48651f2e48c660d641c9a7f4426a7c4973ffea
# Parent  cffb457247f4176c8b563a119e833b703e0508e1
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.

diff --git a/src/getchar.c b/src/getchar.c
--- 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;
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -736,6 +736,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    24,
+/**/
     23,
 /**/
     22,