Avoid signed integer overflow when loading a mempool.dat file with a …

…malformed time field
sipa · Nov 11, 2020 · ee11a41 · ee11a41
1 parent 155bf91
commit ee11a41
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/validation.cpp b/src/validation.cpp
@@ -5084,7 +5084,7 @@ bool LoadMempool(CTxMemPool& pool)
                 pool.PrioritiseTransaction(tx->GetHash(), amountdelta);
             }
             TxValidationState state;
-            if (nTime + nExpiryTimeout > nNow) {
+            if (nTime > nNow - nExpiryTimeout) {
                 LOCK(cs_main);
                 AcceptToMemoryPoolWithTime(chainparams, pool, state, tx, nTime,
                                            nullptr /* plTxnReplaced */, false /* bypass_limits */,