From bd1e7c56356a7b282403bcff934360ae5523b848 Mon Sep 17 00:00:00 2001
From: j-berman <justinberman@protonmail.com>
Date: Tue, 5 Jul 2022 21:39:59 -0700
Subject: [PATCH] wallet2: prevent crash when reading tx w/fewer outputs than
 expected

---
 src/wallet/wallet2.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/wallet/wallet2.h b/src/wallet/wallet2.h
index e051946ad..81345f268 100644
--- a/src/wallet/wallet2.h
+++ b/src/wallet/wallet2.h
@@ -349,6 +349,8 @@ private:
       uint64_t amount() const { return m_amount; }
       const crypto::public_key get_public_key() const {
         crypto::public_key output_public_key;
+        THROW_WALLET_EXCEPTION_IF(m_tx.vout.size() <= m_internal_output_index,
+          error::wallet_internal_error, "Too few outputs, outputs may be corrupted");
         THROW_WALLET_EXCEPTION_IF(!get_output_public_key(m_tx.vout[m_internal_output_index], output_public_key),
           error::wallet_internal_error, "Unable to get output public key from output");
         return output_public_key;