fix crash: createmultisig and addmultisigaddress

1 files changed, 2 insertions, 0 deletions

diff --git a/src/rpcmisc.cpp b/src/rpcmisc.cpp
index 184aacf5a8..c54b92cc96 100644
--- a/src/rpcmisc.cpp
+++ b/src/rpcmisc.cpp
@@ -216,6 +216,8 @@ CScript _createmultisig_redeemScript(const Array& params)
         throw runtime_error(
             strprintf("not enough keys supplied "
                       "(got %u keys, but need at least %d to redeem)", keys.size(), nRequired));
+    if (keys.size() > 16)
+        throw runtime_error("Number of addresses involved in the multisignature address creation > 16\nReduce the number");
     std::vector<CPubKey> pubkeys;
     pubkeys.resize(keys.size());
     for (unsigned int i = 0; i < keys.size(); i++)