From d95b3f2e278f5c3743501fa18458e2e46c263c39 Mon Sep 17 00:00:00 2001
From: Alexey Yakovenko <waker@users.sourceforge.net>
Date: Sun, 11 May 2014 18:50:46 +0200
Subject: mms: fixed buffer overflow bug

---
 plugins/mms/libmms/mms.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'plugins/mms')

diff --git a/plugins/mms/libmms/mms.c b/plugins/mms/libmms/mms.c
index 3aef102d..b23130fe 100644
--- a/plugins/mms/libmms/mms.c
+++ b/plugins/mms/libmms/mms.c
@@ -275,7 +275,11 @@ static int fallback_io_tcp_connect(void *data, const char *host, int port, int *
   for (rp = res; rp != NULL; rp = rp->ai_next) {
     struct sockaddr_in sin;
     memset (&sin, 0, sizeof (sin));
-    memcpy (&sin, rp->ai_addr, rp->ai_addrlen);
+    int l = rp->ai_addrlen;
+    if (l > sizeof (sin)) {
+        l = sizeof (sin);
+    }
+    memcpy (&sin, rp->ai_addr, l);
 #endif
     
     time_t t = time (NULL);
-- 
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