diff options
| author | Cory Fields <cory-nospam-@coryfields.com> | 2015-01-09 22:06:08 -0500 |
|---|---|---|
| committer | Wladimir J. van der Laan <laanwj@gmail.com> | 2015-01-10 08:10:38 +0100 |
| commit | 76ce5c8de3b97c9843e23c9b30f1049045c4b293 (patch) | |
| tree | a980709f4e005c14cad6a61f8d77f1b7ade22e33 | |
| parent | 2d375fe97b34b16c11868dca8c5dde5667026914 (diff) | |
| download | bitcoin-76ce5c8de3b97c9843e23c9b30f1049045c4b293.tar.xz | |
fail immediately on an empty signature
Github-Pull: #5634
Rebased-From: 8dccba6a45db0466370726ed462b9da2eae43bce
| -rw-r--r-- | src/ecwrapper.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/ecwrapper.cpp b/src/ecwrapper.cpp index be33913d0d..79f70d1f47 100644 --- a/src/ecwrapper.cpp +++ b/src/ecwrapper.cpp @@ -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(); |