Prevent coinbases from being spent to transparent outputs.

2016-06-13 11:58:10 -06:00
parent 2c901fd87d
commit 1d38795f50
2 changed files with 53 additions and 1 deletions
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1629,7 +1629,12 @@ bool NonContextualCheckInputs(const CTransaction& tx, CValidationState &state, c
            assert(coins);

            if (coins->IsCoinBase()) {
-                
+                // Ensure that coinbases cannot be spent to transparent outputs
+                if (!tx.vout.empty()) {
+                    return state.Invalid(
+                        error("CheckInputs(): tried to spend coinbase with transparent outputs"),
+                        REJECT_INVALID, "bad-txns-coinbase-spend-has-transparent-outputs");
+                }
            }

            // Check for negative or overflow input values