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fixed crash if incorrect blinded signature type

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orignal 2021-09-29 12:38:38 -04:00
parent d723faaaa3
commit af133f4968
1 changed files with 5 additions and 0 deletions
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5
libi2pd/LeaseSet.cpp
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@ -912,6 +912,11 @@ namespace data
uint8_t blindedPriv[64], blindedPub[128]; // 64 and 128 max uint8_t blindedPriv[64], blindedPub[128]; // 64 and 128 max
size_t publicKeyLen = blindedKey.BlindPrivateKey (keys.GetSigningPrivateKey (), date, blindedPriv, blindedPub); size_t publicKeyLen = blindedKey.BlindPrivateKey (keys.GetSigningPrivateKey (), date, blindedPriv, blindedPub);
std::unique_ptr<i2p::crypto::Signer> blindedSigner (i2p::data::PrivateKeys::CreateSigner (blindedKey.GetBlindedSigType (), blindedPriv)); std::unique_ptr<i2p::crypto::Signer> blindedSigner (i2p::data::PrivateKeys::CreateSigner (blindedKey.GetBlindedSigType (), blindedPriv));
if (!blindedSigner)
{
LogPrint (eLogError, "LeaseSet2: Can't create blinded signer for signature type ", blindedKey.GetSigType ());
return;
}
auto offset = 1; auto offset = 1;
htobe16buf (m_Buffer + offset, blindedKey.GetBlindedSigType ()); offset += 2; // Blinded Public Key Sig Type htobe16buf (m_Buffer + offset, blindedKey.GetBlindedSigType ()); offset += 2; // Blinded Public Key Sig Type
memcpy (m_Buffer + offset, blindedPub, publicKeyLen); offset += publicKeyLen; // Blinded Public Key memcpy (m_Buffer + offset, blindedPub, publicKeyLen); offset += publicKeyLen; // Blinded Public Key