Put that thing back where it came from or so help me!

src/ImageSharp/Formats/Jpeg/Components/Decoder/SpectralConverter{TPixel}.cs

@@ -144,8 +144,6 @@ internal class SpectralConverter<TPixel> : SpectralConverter, IDisposable
 
             JpegColorConverterBase.ComponentValues values = new(this.componentProcessors, y);
 
-            values = values.Slice(0, width); // slice away Jpeg padding
-
             if (iccProfile != null)
             {
                 this.colorConverter.ConvertToRgbInPlaceWithIcc(this.Configuration, in values, iccProfile);
@@ -155,6 +153,8 @@ internal class SpectralConverter<TPixel> : SpectralConverter, IDisposable
                 this.colorConverter.ConvertToRgbInPlace(in values);
             }
 
+            values = values.Slice(0, width); // slice away Jpeg padding
+
             Span<byte> r = this.rgbBuffer.Slice(0, width);
             Span<byte> g = this.rgbBuffer.Slice(width, width);
             Span<byte> b = this.rgbBuffer.Slice(width * 2, width);