diff --git a/global.json b/global.json
index a8eb467c09f0..a53dda86ae3f 100644
--- a/global.json
+++ b/global.json
@@ -1,9 +1,9 @@
 {
   "sdk": {
-    "version": "7.0.100-preview.7.22327.3"
+    "version": "7.0.100-preview.7.22357.3"
   },
   "tools": {
-    "dotnet": "7.0.100-preview.7.22327.3",
+    "dotnet": "7.0.100-preview.7.22357.3",
     "runtimes": {
       "dotnet/x86": [
         "$(MicrosoftNETCoreBrowserDebugHostTransportVersion)"
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpParser.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpParser.cs
index 5e18ba08616d..63fc8668d6ac 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpParser.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpParser.cs
@@ -313,7 +313,7 @@ private int ParseMultiSpanHeader(TRequestHandler handler, ref SequenceReader<byt
         }
 
         SequencePosition lineEnd;
-        ReadOnlySpan<byte> headerSpan;
+        scoped ReadOnlySpan<byte> headerSpan;
         if (currentSlice.Slice(reader.Position, lineEndPosition.Value).Length == currentSlice.Length - 1)
         {
             // No enough data, so CRLF can't currently be there.
@@ -321,7 +321,8 @@ private int ParseMultiSpanHeader(TRequestHandler handler, ref SequenceReader<byt
 
             // Advance 1 to include CR/LF in lineEnd
             lineEnd = currentSlice.GetPosition(1, lineEndPosition.Value);
-            headerSpan = currentSlice.Slice(reader.Position, lineEnd).ToSpan();
+            var header = currentSlice.Slice(reader.Position, lineEnd);
+            headerSpan = header.IsSingleSegment ? header.FirstSpan : header.ToArray();
             if (headerSpan[^1] != ByteCR)
             {
                 RejectRequestHeader(headerSpan);