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wallet2: check imported multisig curve points are in main subgroup

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Crypto City 2020-11-14 03:27:45 +00:00 committed by moneromooo-monero
parent 251c64f195
commit efca5b8af9
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1 changed files with 14 additions and 0 deletions
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14
src/wallet/wallet2.cpp
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@ -13381,6 +13381,20 @@ size_t wallet2::import_multisig(std::vector<cryptonote::blobdata> blobs)
loaded = true;
}
CHECK_AND_ASSERT_THROW_MES(loaded, "Failed to load output data");
for (const auto &e: i)
{
for (const auto &lr: e.m_LR)
{
CHECK_AND_ASSERT_THROW_MES(rct::isInMainSubgroup(lr.m_L), "Multisig value is not in the main subgroup");
CHECK_AND_ASSERT_THROW_MES(rct::isInMainSubgroup(lr.m_R), "Multisig value is not in the main subgroup");
}
for (const auto &ki: e.m_partial_key_images)
{
CHECK_AND_ASSERT_THROW_MES(rct::isInMainSubgroup(rct::ki2rct(ki)), "Multisig partial key image is not in the main subgroup");
}
}
MINFO(boost::format("%u outputs found") % boost::lexical_cast<std::string>(i.size()));
info.push_back(std::move(i));
}