From 9b82dee3a4c93048162db8b643757e817406a37e Mon Sep 17 00:00:00 2001
From: zbierak <zbierak@users.noreply.github.com>
Date: Tue, 12 Apr 2016 20:23:33 +0200
Subject: [PATCH] Fix buffer overflow when applying client encodings

---
 libvncclient/rfbproto.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libvncclient/rfbproto.c b/libvncclient/rfbproto.c
index 187a56a..fa46578 100644
--- a/libvncclient/rfbproto.c
+++ b/libvncclient/rfbproto.c
@@ -1492,7 +1492,8 @@ SetFormatAndEncodings(rfbClient* client)
     if(e->encodings) {
       int* enc;
       for(enc = e->encodings; *enc; enc++)
-	encs[se->nEncodings++] = rfbClientSwap32IfLE(*enc);
+        if(se->nEncodings < MAX_ENCODINGS)
+          encs[se->nEncodings++] = rfbClientSwap32IfLE(*enc);
     }
 
   len = sz_rfbSetEncodingsMsg + se->nEncodings * 4;