Fix out-of-bounds check
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1 changed files with 2 additions and 1 deletions
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@ -2443,7 +2443,8 @@ bool AcceptBlock(CBlock& block, CValidationState& state, CDiskBlockPos* dbp)
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(TestNet() && CBlockIndex::IsSuperMajority(2, pindexPrev, 51, 100)))
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{
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CScript expect = CScript() << nHeight;
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if (!std::equal(expect.begin(), expect.end(), block.vtx[0].vin[0].scriptSig.begin()))
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if (block.vtx[0].vin[0].scriptSig.size() < expect.size() ||
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!std::equal(expect.begin(), expect.end(), block.vtx[0].vin[0].scriptSig.begin()))
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return state.DoS(100, error("AcceptBlock() : block height mismatch in coinbase"));
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}
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}
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