diff options
| author | moneromooo-monero <moneromooo-monero@users.noreply.github.com> | 2020-11-03 12:59:36 +0000 |
|---|---|---|
| committer | moneromooo-monero <moneromooo-monero@users.noreply.github.com> | 2020-11-03 13:08:19 +0000 |
| commit | 8965489acbd75365ce43f051007a5128ab2e5849 (patch) | |
| tree | 113ced7c764f86ee01050f7d449ace5d28498005 | |
| parent | Merge pull request #6894 (diff) | |
| download | monero-8965489acbd75365ce43f051007a5128ab2e5849.tar.xz | |
protocol: reject empty incoming block messages
| -rw-r--r-- | src/cryptonote_protocol/cryptonote_protocol_handler.inl | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/cryptonote_protocol/cryptonote_protocol_handler.inl b/src/cryptonote_protocol/cryptonote_protocol_handler.inl index a8073e091..20bcd7f3b 100644 --- a/src/cryptonote_protocol/cryptonote_protocol_handler.inl +++ b/src/cryptonote_protocol/cryptonote_protocol_handler.inl @@ -1091,6 +1091,13 @@ namespace cryptonote //epee::net_utils::network_throttle_manager::get_global_throttle_inreq().logger_handle_net("log/dr-monero/net/req-all.data", sec, get_avg_block_size()); + if(arg.blocks.empty()) + { + LOG_ERROR_CCONTEXT("sent wrong NOTIFY_HAVE_OBJECTS: no blocks"); + drop_connection(context, true, false); + ++m_sync_bad_spans_downloaded; + return 1; + } if(context.m_last_response_height > arg.current_blockchain_height) { LOG_ERROR_CCONTEXT("sent wrong NOTIFY_HAVE_OBJECTS: arg.m_current_blockchain_height=" << arg.current_blockchain_height |