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Fix out-of-bounds read noticed by Ricardo Correia

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Sizeof() returned the size of a pointer instead of the size of the buffer.
Fixes issue #1924.
This commit is contained in:
Wladimir J. van der Laan
2012-11-12 22:28:47 +00:00
committed by Luke Dashjr
parent 12f341d253
commit 3e72516398
1 changed files with 1 additions and 4 deletions
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src/main.cpp
+1 -4
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@@ -3458,9 +3458,6 @@ public:
}
};
const char* pszDummy = "\0\0";
CScript scriptDummy(std::vector<unsigned char>(pszDummy, pszDummy + sizeof(pszDummy)));
CBlock* CreateNewBlock(CReserveKey& reservekey)
{
CBlockIndex* pindexPrev = pindexBest;
@@ -3692,7 +3689,7 @@ CBlock* CreateNewBlock(CReserveKey& reservekey)
pblock->nBits = GetNextWorkRequired(pindexPrev, pblock.get());
pblock->nNonce = 0;
pblock->vtx[0].vin[0].scriptSig = scriptDummy;
pblock->vtx[0].vin[0].scriptSig = CScript() << OP_0 << OP_0;
CBlockIndex indexDummy(1, 1, *pblock);
indexDummy.pprev = pindexPrev;
indexDummy.nHeight = pindexPrev->nHeight + 1;