[FAB-9915]: Validate PrivateDataMessage payload

This commit adds validation for private data payload field. Change-Id: If3aa126dfa7470b6e481c910416f4b71dc733c63 Signed-off-by: Artem Barger <bartem@il.ibm.com>
hyperledger · May 6, 2018 · 6bb560e · 6bb560e
1 parent fb60186
commit 6bb560e
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/gossip/state/state.go b/gossip/state/state.go
@@ -285,6 +285,11 @@ func (s *GossipStateProviderImpl) privateDataMessage(msg proto.ReceivedMessage)
 	gossipMsg := msg.GetGossipMessage()
 	pvtDataMsg := gossipMsg.GetPrivateData()
 
+	if pvtDataMsg.Payload == nil {
+		logger.Warning("Malformed private data message, no payload provided")
+		return
+	}
+
 	collectionName := pvtDataMsg.Payload.CollectionName
 	txID := pvtDataMsg.Payload.TxId
 	pvtRwSet := pvtDataMsg.Payload.PrivateRwset