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Merge pull request #2540 from sipa/nodosnocan

Do not invoke DoS for non-canonical sigs
tags/v0.15.1
Gavin Andresen 8 years ago
parent
commit
ce8de31fbf
1 changed files with 9 additions and 1 deletions
  1. 9
    1
      src/main.cpp

+ 9
- 1
src/main.cpp View File

@@ -1438,8 +1438,16 @@ bool CTransaction::CheckInputs(CValidationState &state, CCoinsViewCache &inputs,
if (pvChecks) {
pvChecks->push_back(CScriptCheck());
check.swap(pvChecks->back());
} else if (!check())
} else if (!check()) {
if (flags & SCRIPT_VERIFY_STRICTENC) {
// For now, check whether the failure was caused by non-canonical
// encodings or not; if so, don't trigger DoS protection.
CScriptCheck check(coins, *this, i, flags & (~SCRIPT_VERIFY_STRICTENC), 0);
if (check())
return state.Invalid();
}
return state.DoS(100,false);
}
}
}
}

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