From 88f4eba0721d9fb8d626707795f99f43b479517d Mon Sep 17 00:00:00 2001
From: liyansong2018 <1321993383@qq.com>
Date: Wed, 13 Apr 2022 21:53:58 +0800
Subject: [PATCH] Fix https://github.com/unicorn-engine/unicorn/issues/1590

---
 uc.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/uc.c b/uc.c
index 5f1d2f20..85962db5 100644
--- a/uc.c
+++ b/uc.c
@@ -975,6 +975,10 @@ static uc_err mem_map_check(uc_engine *uc, uint64_t address, size_t size,
     }
 
     // address cannot wrapp around
+    if (address + size < address || address + size < size) {
+        return UC_ERR_ARG;
+    }
+    
     if (address + size - 1 < address) {
         return UC_ERR_ARG;
     }