From e7e65ccbc9caed8b7211399a1040fcd4a7ef77da Mon Sep 17 00:00:00 2001
From: Mary <me@thog.eu>
Date: Sun, 24 Oct 2021 01:07:41 +0200
Subject: [PATCH] kernel: Add missing address space check in SetMemoryAttribute
 syscall (#2771)

---
 Ryujinx.HLE/HOS/Kernel/SupervisorCall/Syscall.cs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/Syscall.cs b/Ryujinx.HLE/HOS/Kernel/SupervisorCall/Syscall.cs
index d65a373dd1..4718d412b0 100644
--- a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/Syscall.cs
+++ b/Ryujinx.HLE/HOS/Kernel/SupervisorCall/Syscall.cs
@@ -845,6 +845,11 @@ namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
 
             KProcess process = KernelStatic.GetCurrentProcess();
 
+            if (!process.MemoryManager.InsideAddrSpace(position, size))
+            {
+                return KernelResult.InvalidMemState;
+            }
+
             KernelResult result = process.MemoryManager.SetMemoryAttribute(
                 position,
                 size,