From b25cc627a3a44378696bb04f1c5ee4c002963d3e Mon Sep 17 00:00:00 2001
From: Pieter Wuille <pieter.wuille@gmail.com>
Date: Wed, 25 Jan 2012 03:05:16 +0100
Subject: [PATCH] Check consistency of private keys

Reported by onlineproof on IRC: Bitcoin does not verify whether private
keys and public keys correspond, when loading a wallet.
---
 src/db.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/db.cpp b/src/db.cpp
index 8ca78316..9ad05ba7 100644
--- a/src/db.cpp
+++ b/src/db.cpp
@@ -862,6 +862,8 @@ int CWalletDB::LoadWallet(CWallet* pwallet)
                     ssValue >> pkey;
                     key.SetPubKey(vchPubKey);
                     key.SetPrivKey(pkey);
+                    if (key.GetPubKey() != vchPubKey)
+                        return DB_CORRUPT;
                 }
                 else
                 {