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| author | Cory Fields <cory-nospam-@coryfields.com> | 2015-01-10 09:14:17 +0100 |
|---|---|---|
| committer | Wladimir J. van der Laan <laanwj@gmail.com> | 2015-01-10 09:14:17 +0100 |
| commit | 91e1332011ca647362f95f34ae6c530640bfef98 (patch) | |
| tree | 417ada4d7eb58da3e6ac5a146e38336d3fb78315 | |
| parent | f4134ee30100a3ba8a25e3f7ac6c4e0b39fb05a3 (diff) | |
| download | bitcoin-91e1332011ca647362f95f34ae6c530640bfef98.tar.xz | |
fail immediately on an empty signature
Github-Pull: #5634
Rebased-From: 8dccba6a45db0466370726ed462b9da2eae43bce
| -rw-r--r-- | src/key.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/key.cpp b/src/key.cpp index 8a1bfef771..7fcb17d574 100644 --- a/src/key.cpp +++ b/src/key.cpp @@ -376,6 +376,9 @@ bool CKey::SetCompactSignature(uint256 hash, const std::vector<unsigned char>& v bool CKey::Verify(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(); |