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Improve pbft block check #2822

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9 changes: 5 additions & 4 deletions libraries/core_libs/network/src/tarcap/packets_handlers/latest/vote_packet_handler.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -52,11 +52,12 @@ void VotePacketHandler::process(const threadpool::PacketData &packet_data, const

std::shared_ptr<PbftBlock> pbft_block;
if (packet.optional_data.has_value()) {
if (packet.optional_data->pbft_block->getBlockHash() != packet.vote->getBlockHash()) {
if (packet.optional_data->pbft_block->getBlockHash() != packet.vote->getBlockHash() || pbft_block->getPeriod() != vote->getPeriod()) {
std::ostringstream err_msg;
err_msg << "Vote " << packet.vote->getHash().abridged() << " voted block "
<< packet.vote->getBlockHash().abridged() << " != actual block "
<< packet.optional_data->pbft_block->getBlockHash().abridged();
err_msg << "Vote " << packet.vote->getHash().abridged() << ", voted block "
<< packet.vote->getBlockHash().abridged() << ", vote period " << vote->getPeriod() << " != actual block "
<< packet.optional_data->pbft_block->getBlockHash().abridged()
<< ", block period " << pbft_block->getPeriod();
throw MaliciousPeerException(err_msg.str());
}

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