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wallet2: do not use invalid keys as fake outs in rings

This commit is contained in:
moneromooo-monero 2019-03-07 15:41:19 +00:00
parent 5bbbe3902b
commit 3f6f90bb31
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GPG Key ID: 686F07454D6CEFC3
1 changed files with 11 additions and 0 deletions
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11
src/wallet/wallet2.cpp
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@ -7019,6 +7019,17 @@ bool wallet2::tx_add_fake_output(std::vector<std::vector<tools::wallet2::get_out
CHECK_AND_ASSERT_MES(!outs.empty(), false, "internal error: outs is empty");
if (std::find(outs.back().begin(), outs.back().end(), item) != outs.back().end()) // don't add duplicates
return false;
// check the keys are valid
if (!rct::isInMainSubgroup(rct::pk2rct(output_public_key)))
{
MWARNING("Key " << output_public_key << " at index " << global_index << " is not in the main subgroup");
return false;
}
if (!rct::isInMainSubgroup(mask))
{
MWARNING("Commitment " << mask << " at index " << global_index << " is not in the main subgroup");
return false;
}
// if (is_output_blackballed(output_public_key)) // don't add blackballed outputs
// return false;
outs.back().push_back(item);