From c784852f1c153650343c1feebe6d2a1bda3c5c39 Mon Sep 17 00:00:00 2001
From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Tue, 18 Nov 2014 14:27:35 +0000
Subject: [PATCH] Apply boundary fix for dkim simple canonization.

---
 src/libserver/dkim.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/libserver/dkim.c b/src/libserver/dkim.c
index 112de7cd2..b8b92700b 100644
--- a/src/libserver/dkim.c
+++ b/src/libserver/dkim.c
@@ -1169,6 +1169,14 @@ rspamd_dkim_simple_body_step (GChecksum *ck, const gchar **start, guint size,
 				len--;
 				continue;
 			}
+			else if (inlen < 2) {
+				/*
+				 * Inlen is too small to continue, hence we need more iteration to
+				 * avoid splitted \r\n
+				 */
+				finished = FALSE;
+				break;
+			}
 		}
 		*t++ = *h++;
 		inlen--;
-- 
2.39.5