From d09ef71f6b3f07316fe13b57276baec4dfc7c96a Mon Sep 17 00:00:00 2001
From: jl777 <jameslee777@yahoo.com>
Date: Tue, 9 Oct 2018 19:10:19 -1100
Subject: [PATCH] =?UTF-8?q?Fix=20crash=20bug=20with=20duplicate=20inputs?=
 =?UTF-8?q?=20within=20a=20transaction=20(CVE-2018-17=E2=80=A6?=
MIME-Version: 1.0
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---
 .gitignore         | 2 ++
 src/validation.cpp | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/.gitignore b/.gitignore
index 60c26dae8b893..81cba09961ebd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -109,3 +109,5 @@ test/cache/*
 
 libbitcoinconsensus.pc
 contrib/devtools/split-debug.sh
+
+bet/
diff --git a/src/validation.cpp b/src/validation.cpp
index 35204e66d7889..f34945f964804 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -2812,7 +2812,7 @@ bool CheckBlock(const CBlock& block, CValidationState& state, const Consensus::P
 
     // Check transactions
     for (const auto& tx : block.vtx)
-        if (!CheckTransaction(*tx, state, false))
+        if (!CheckTransaction(*tx, state, true))
             return state.Invalid(false, state.GetRejectCode(), state.GetRejectReason(),
                                  strprintf("Transaction check failed (tx hash %s) %s", tx->GetHash().ToString(), state.GetDebugMessage()));