From 8a3d62204097891b06d559b9cfde34ddf49fb245 Mon Sep 17 00:00:00 2001
From: Gregory Sanders <gsanders87@gmail.com>
Date: Tue, 18 Jun 2019 10:31:09 -0400
Subject: [PATCH] Disallow issuance-stuffing in tx deserialization

---
 src/primitives/transaction.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/primitives/transaction.h b/src/primitives/transaction.h
index 92dc82142c..da0d0ca94a 100644
--- a/src/primitives/transaction.h
+++ b/src/primitives/transaction.h
@@ -212,6 +212,9 @@ public:
         // The asset fields are deserialized only if they are present.
         if (fHasAssetIssuance) {
             READWRITE(assetIssuance);
+            if (assetIssuance.IsNull()) {
+                throw std::ios_base::failure("Superfluous issuance record");
+            }
         } else if (ser_action.ForRead()) {
             assetIssuance.SetNull();
         }