Check sender/receiver.

Warzone2100 · Mar 10, 2012 · af5f329 · af5f329
1 parent 0d06f97
commit af5f329
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/lib/netplay/netplay.cpp b/lib/netplay/netplay.cpp
@@ -1378,6 +1378,11 @@ static bool NETprocessSystemMessage(NETQUEUE playerQueue, uint8_t type)
 				debug(LOG_ERROR, "Incomplete NET_SEND_TO_PLAYER.");
 				break;
 			}
+			if (sender > MAX_PLAYERS || receiver > MAX_PLAYERS)
+			{
+				debug(LOG_ERROR, "Bad NET_SEND_TO_PLAYER.");
+				break;
+			}
 			if ((receiver == selectedPlayer || receiver == NET_ALL_PLAYERS) && playerQueue.index == NetPlay.hostPlayer)
 			{
 				// Message was sent to us via the host.