From a6b337f8031f14e0d69e2eeb7f4e0aaf1d06a776 Mon Sep 17 00:00:00 2001
From: Curt Hagenlocher <curt@hagenlocher.org>
Date: Thu, 28 Aug 2025 16:06:03 -0700
Subject: [PATCH] Add bounds checking to a method where it was missing (#8673)
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Co-authored-by: Björn Harrtell <bjornharrtell@users.noreply.github.com>
Co-authored-by: Wouter van Oortmerssen <aardappel@gmail.com>
---
 net/FlatBuffers/ByteBuffer.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/FlatBuffers/ByteBuffer.cs b/net/FlatBuffers/ByteBuffer.cs
index 98772ee88..5040d3463 100644
--- a/net/FlatBuffers/ByteBuffer.cs
+++ b/net/FlatBuffers/ByteBuffer.cs
@@ -693,6 +693,7 @@ namespace Google.FlatBuffers
 #if ENABLE_SPAN_T && UNSAFE_BYTEBUFFER
         public unsafe string GetStringUTF8(int startPos, int len)
         {
+            AssertOffsetAndLength(startPos, len);
             fixed (byte* buffer = &MemoryMarshal.GetReference(_buffer.ReadOnlySpan.Slice(startPos)))
             {
                 return Encoding.UTF8.GetString(buffer, len);