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.

1 files changed, 2 insertions, 0 deletions

diff --git a/src/db.cpp b/src/db.cpp
index f9a7d6c90a..bd31bd7943 100644
--- a/src/db.cpp
+++ b/src/db.cpp
@@ -879,6 +879,8 @@ int CWalletDB::LoadWallet(CWallet* pwallet)
                     CPrivKey pkey;
                     ssValue >> pkey;
                     key.SetPrivKey(pkey);
+                    if (key.GetPubKey() != vchPubKey)
+                        return DB_CORRUPT;
                 }
                 else
                 {