# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1655291703 -7200
# Node ID 4d72bdf70625587f1ad5aaf541031155cb2bbb19
# Parent  e01302a9d6c834ae37ff289c7d9120bcb39b80b0
patch 8.2.5097: using uninitialized memory when using 'listchars'

Commit: https://github.com/vim/vim/commit/74ac29cecd56457ee93f3f71b31b7a2e6d9712d6
Author: Bram Moolenaar <Bram@vim.org>
Date:   Wed Jun 15 12:12:44 2022 +0100

    patch 8.2.5097: using uninitialized memory when using 'listchars'

    Problem:    Using uninitialized memory when using 'listchars'.
    Solution:   Use the length returned by mb_char2bytes(). (closes https://github.com/vim/vim/issues/10576)

diff --git a/src/message.c b/src/message.c
--- a/src/message.c
+++ b/src/message.c
@@ -1920,8 +1920,9 @@ msg_prt_line(char_u *s, int list)
 		    && (mb_ptr2char(s) == 160
 			|| mb_ptr2char(s) == 0x202f))
 	    {
-		mb_char2bytes(curwin->w_lcs_chars.nbsp, buf);
-		buf[(*mb_ptr2len)(buf)] = NUL;
+		int len = mb_char2bytes(curwin->w_lcs_chars.nbsp, buf);
+
+		buf[len] = NUL;
 	    }
 	    else
 	    {
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -735,6 +735,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    5097,
+/**/
     5096,
 /**/
     5095,