# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1643320803 -3600
# Node ID 0b3bf3cbe42f50e533581efe39afe6a6b8223fb4
# Parent  ff48162d4ad67d111851d504563c4ed8a9907836
patch 8.2.4236: accessing freed memory

Commit: https://github.com/vim/vim/commit/166788c657f4b1090a31ea37a023b1f2c78790c8
Author: Bram Moolenaar <Bram@vim.org>
Date:   Thu Jan 27 21:56:40 2022 +0000

    patch 8.2.4236: accessing freed memory

    Problem:    Accessing freed memory.
    Solution:   Set the bh_curr pointer to NULL.

diff --git a/src/getchar.c b/src/getchar.c
--- a/src/getchar.c
+++ b/src/getchar.c
@@ -110,6 +110,7 @@ free_buff(buffheader_T *buf)
 	vim_free(p);
     }
     buf->bh_first.b_next = NULL;
+    buf->bh_curr = NULL;
 }
 
 /*
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4236,
+/**/
     4235,
 /**/
     4234,