From d1a48e7d2dc3a23f889751567e253abb1fdb1e1e Mon Sep 17 00:00:00 2001
From: adityapk00 <aditya@zecwallet.co>
Date: Mon, 19 Apr 2021 13:48:05 -0700
Subject: [PATCH] Verify rawtx

---
 frontend/service.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/frontend/service.go b/frontend/service.go
index 0c9cc088..0b6e0952 100644
--- a/frontend/service.go
+++ b/frontend/service.go
@@ -288,6 +288,11 @@ func (s *lwdStreamer) SendTransaction(ctx context.Context, rawtx *walletrpc.RawT
 	// Result:
 	// "hex"             (string) The transaction hash in hex
 
+	// Verify rawtx
+	if rawtx == nil || rawtx.Data == nil {
+		return nil, errors.New("Bad transaction data")
+	}
+
 	// Construct raw JSON-RPC params
 	params := make([]json.RawMessage, 1)
 	txJSON, err := json.Marshal(hex.EncodeToString(rawtx.Data))