From 1557b78d67b579958931976e58f3a023911bcb5d Mon Sep 17 00:00:00 2001
From: UbitUmarov <ajlduarte@sapo.pt>
Date: Tue, 25 Jul 2017 04:04:55 +0100
Subject: [PATCH] add missing session ID verification

---
 OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs b/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs
index 861b79ebe8..a1c8b22a06 100644
--- a/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs
+++ b/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs
@@ -6447,6 +6447,9 @@ namespace OpenSim.Region.ClientStack.LindenUDP
         {
             ParcelBuyPassPacket ParcelBuyPass =
                 (ParcelBuyPassPacket)Packet;
+           
+            if(SessionId != ParcelBuyPass.AgentData.SessionID)
+                return false;
 
             ParcelBuyPass ParcelBuyPassHandler = OnParcelBuyPass;
             if (ParcelBuyPassHandler != null)