aboutsummaryrefslogtreecommitdiff
path: root/src/main.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/main.cpp')
-rw-r--r--src/main.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/main.cpp b/src/main.cpp
index 161a9a9139..725fabff86 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -284,6 +284,7 @@ bool CTransaction::AreInputsStandard(std::map<uint256, std::pair<CTxIndex, CTran
COutPoint prevout = vin[i].prevout;
assert(mapInputs.count(prevout.hash) > 0);
CTransaction& txPrev = mapInputs[prevout.hash].second;
+ assert(prevout.n >= txPrev.vout.size());
vector<vector<unsigned char> > vSolutions;
txnouttype whichType;
@@ -944,6 +945,9 @@ bool CTransaction::FetchInputs(CTxDB& txdb, const map<uint256, CTxIndex>& mapTes
if (!txPrev.ReadFromDisk(txindex.pos))
return error("FetchInputs() : %s ReadFromDisk prev tx %s failed", GetHash().ToString().substr(0,10).c_str(), prevout.hash.ToString().substr(0,10).c_str());
}
+ if (prevout.n >= txPrev.vout.size() || prevout.n >= txindex.vSpent.size())
+ return DoS(100, error("FetchInputs() : %s prevout.n out of range %d %d %d prev tx %s\n%s", GetHash().ToString().substr(0,10).c_str(), prevout.n, txPrev.vout.size(), txindex.vSpent.size(), prevout.hash.ToString().substr(0,10).c_str(), txPrev.ToString().c_str()));
+
}
return true;
}