Fix receive order leakage with tx fluffing

1 files changed, 3 insertions, 0 deletions

diff --git a/src/cryptonote_protocol/levin_notify.cpp b/src/cryptonote_protocol/levin_notify.cpp
index e45c34e02..5abd0d506 100644
--- a/src/cryptonote_protocol/levin_notify.cpp
+++ b/src/cryptonote_protocol/levin_notify.cpp
@@ -358,7 +358,10 @@ namespace levin
         });
 
         for (auto& connection : connections)
+        {
+          std::sort(connection.first.begin(), connection.first.end()); // don't leak receive order
           make_payload_send_txs(*zone_->p2p, std::move(connection.first), connection.second, zone_->pad_txs);
+        }
 
         if (next_flush != std::chrono::steady_clock::time_point::max())
           fluff_flush::queue(std::move(zone_), next_flush);