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diff src/regexp.c @ 6785:de90405940be v7.4.714

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patch 7.4.714 Problem: Illegal memory access when there are illegal bytes. Solution: Check the byte length of the character. (Dominique Pelle)
author Bram Moolenaar <bram@vim.org>
date Mon, 04 May 2015 09:56:49 +0200
parents ec46a5ca1b51
children 70fdcdaf96a6
line wrap: on
line diff
--- a/src/regexp.c
+++ b/src/regexp.c
@@ -6113,7 +6113,7 @@ do_class:
 	    {
 		if (ireg_ic && enc_utf8)
 		    cf = utf_fold(utf_ptr2char(opnd));
-		while (count < maxcount)
+		while (count < maxcount && (*mb_ptr2len)(scan) >= len)
 		{
 		    for (i = 0; i < len; ++i)
 			if (opnd[i] != scan[i])