From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Tue, 5 Nov 2019 17:45:16 +0000 (+0000)
Subject: [Minor] Check boundary before calling for U8_NEXT
X-Git-Tag: 2.2~76
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=1e7b5d6fed44f53ea87090b5480112230ec8e044;p=thirdparty%2Frspamd.git

[Minor] Check boundary before calling for U8_NEXT
---

diff --git a/src/libmime/message.c b/src/libmime/message.c
index 648fa82c51..f3aba6001c 100644
--- a/src/libmime/message.c
+++ b/src/libmime/message.c
@@ -242,7 +242,7 @@ rspamd_strip_newlines_parse (struct rspamd_task *task,
 			U8_NEXT (begin, off, pe - begin, uc);
 
 			if (uc != -1) {
-				while (p < pe) {
+				while (p < pe && off < (pe - begin)) {
 					if (IS_ZERO_WIDTH_SPACE (uc)) {
 						/* Invisible space ! */
 						task->flags |= RSPAMD_TASK_FLAG_BAD_UNICODE;