aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--src/primitives/transaction.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/primitives/transaction.h b/src/primitives/transaction.h
index fb9db508d2..c1568f9b2a 100644
--- a/src/primitives/transaction.h
+++ b/src/primitives/transaction.h
@@ -220,6 +220,10 @@ inline void UnserializeTransaction(TxType& tx, Stream& s) {
for (size_t i = 0; i < tx.vin.size(); i++) {
s >> tx.vin[i].scriptWitness.stack;
}
+ if (!tx.HasWitness()) {
+ /* It's illegal to encode witnesses when all witness stacks are empty. */
+ throw std::ios_base::failure("Superfluous witness record");
+ }
}
if (flags) {
/* Unknown flag in the serialization */