From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Thu, 2 Jul 2015 17:53:31 +0000 (+0100)
Subject: Fix processing of empty messages.
X-Git-Tag: 1.0.0~454
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=f52ea5e83fba08d5755506a6987ca3bb9ee0ab53;p=thirdparty%2Frspamd.git

Fix processing of empty messages.
---

diff --git a/src/libserver/task.c b/src/libserver/task.c
index c04aecc0fe..97ed76b5cd 100644
--- a/src/libserver/task.c
+++ b/src/libserver/task.c
@@ -247,6 +247,14 @@ rspamd_task_load_message (struct rspamd_task *task,
 	task->msg.start = start;
 	task->msg.len = len;
 
+	if (task->msg.len == 0) {
+		msg_warn ("message has invalid message length: %ud",
+				task->msg.len);
+		g_set_error (&task->err, rspamd_task_quark(), RSPAMD_PROTOCOL_ERROR,
+				"Invalid length");
+		return FALSE;
+	}
+
 	if (msg) {
 		rspamd_protocol_handle_headers (task, msg);
 	}