From add2a9d15120185166adc6d2431ffee7d8a8b26b Mon Sep 17 00:00:00 2001
From: gdkchan <gab.dark.100@gmail.com>
Date: Thu, 20 Apr 2023 12:10:17 -0300
Subject: Avoid LM service crashes by not reading more than the buffer size
 (#4701)

---
 Ryujinx.Common/Memory/SpanReader.cs | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'Ryujinx.Common/Memory')

diff --git a/Ryujinx.Common/Memory/SpanReader.cs b/Ryujinx.Common/Memory/SpanReader.cs
index e46649e1..673932d0 100644
--- a/Ryujinx.Common/Memory/SpanReader.cs
+++ b/Ryujinx.Common/Memory/SpanReader.cs
@@ -33,6 +33,11 @@ namespace Ryujinx.Common.Memory
             return data;
         }
 
+        public ReadOnlySpan<byte> GetSpanSafe(int size)
+        {
+            return GetSpan((int)Math.Min((uint)_input.Length, (uint)size));
+        }
+
         public T ReadAt<T>(int offset) where T : unmanaged
         {
             return MemoryMarshal.Cast<byte, T>(_input.Slice(offset))[0];
-- 
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