From 2efbd5f0ccc196043a17b1d9d6110dccdc7fa40e Mon Sep 17 00:00:00 2001
From: moneromooo-monero <moneromooo-monero@users.noreply.github.com>
Date: Wed, 22 Apr 2020 16:48:37 +0000
Subject: [PATCH] cryptonote: fix reuse of non default tx data when relaying

An automatic tx variable is initialized properly on the first
run through the loop, but not the second. Moving the variable
inside the loop ensures the ctor is called again to init it.
---
 src/cryptonote_basic/cryptonote_format_utils.cpp | 2 ++
 src/cryptonote_core/cryptonote_core.cpp          | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/cryptonote_basic/cryptonote_format_utils.cpp b/src/cryptonote_basic/cryptonote_format_utils.cpp
index 80747dd89..22bc9844b 100644
--- a/src/cryptonote_basic/cryptonote_format_utils.cpp
+++ b/src/cryptonote_basic/cryptonote_format_utils.cpp
@@ -146,6 +146,8 @@ namespace cryptonote
     if (tx.version >= 2 && !is_coinbase(tx))
     {
       rct::rctSig &rv = tx.rct_signatures;
+      if (rv.type == rct::RCTTypeNull)
+        return true;
       if (rv.outPk.size() != tx.vout.size())
       {
         LOG_PRINT_L1("Failed to parse transaction from blob, bad outPk size in tx " << get_transaction_hash(tx));
diff --git a/src/cryptonote_core/cryptonote_core.cpp b/src/cryptonote_core/cryptonote_core.cpp
index 10bbff457..22861b974 100644
--- a/src/cryptonote_core/cryptonote_core.cpp
+++ b/src/cryptonote_core/cryptonote_core.cpp
@@ -1308,9 +1308,9 @@ namespace cryptonote
     std::vector<crypto::hash> tx_hashes{};
     tx_hashes.resize(tx_blobs.size());
 
-    cryptonote::transaction tx{};
     for (std::size_t i = 0; i < tx_blobs.size(); ++i)
     {
+      cryptonote::transaction tx{};
       if (!parse_and_validate_tx_from_blob(tx_blobs[i], tx, tx_hashes[i]))
       {
         LOG_ERROR("Failed to parse relayed transaction");