fail immediately on an empty signature

This commit is contained in:
Cory Fields 2015-01-09 22:06:08 -05:00
parent dad7764a9d
commit 8dccba6a45
1 changed files with 3 additions and 0 deletions

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@ -117,6 +117,9 @@ bool CECKey::SetPubKey(const unsigned char* pubkey, size_t size) {
}
bool CECKey::Verify(const uint256 &hash, const std::vector<unsigned char>& vchSig) {
if (vchSig.empty())
return false;
// New versions of OpenSSL will reject non-canonical DER signatures. de/re-serialize first.
unsigned char *norm_der = NULL;
ECDSA_SIG *norm_sig = ECDSA_SIG_new();