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Fix out-of-bounds check

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This commit is contained in:
Pieter Wuille
2013-08-24 23:22:13 +02:00
committed by Gavin Andresen
parent f0a1d87b00
commit 27fefeac71
1 changed files with 2 additions and 1 deletions
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3
src/main.cpp
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@@ -2191,7 +2191,8 @@ bool CBlock::AcceptBlock(CValidationState &state, CDiskBlockPos *dbp)
(fTestNet && CBlockIndex::IsSuperMajority(2, pindexPrev, 51, 100)))
{
CScript expect = CScript() << nHeight;
if (!std::equal(expect.begin(), expect.end(), vtx[0].vin[0].scriptSig.begin()))
if (vtx[0].vin[0].scriptSig.size() < expect.size() ||
!std::equal(expect.begin(), expect.end(), vtx[0].vin[0].scriptSig.begin()))
return state.DoS(100, error("AcceptBlock() : block height mismatch in coinbase"));
}
}