Fix out-of-bounds check

This commit is contained in:
Pieter Wuille 2013-08-24 23:22:13 +02:00 committed by Warren Togami
parent 2a22054025
commit 1a9a2d0880

View File

@ -2202,7 +2202,8 @@ 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"));
}
}