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SixLabors / ImageSharp

:camera: A modern, cross-platform, 2D Graphics library for .NET

Home Page:https://sixlabors.com/products/imagesharp/

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Image.Load throws NullReferenceException

Metalnem opened this issue · comments

commented

Prerequisites

  • I have written a descriptive issue title
  • I have verified that I am running the latest version of ImageSharp
  • I have verified if the problem exist in both DEBUG and RELEASE mode
  • I have searched open and closed issues to ensure it has not already been reported

Description

Image.Load throws NullReferenceException when loading malformed JPG file.

Steps to Reproduce

Run the following code snippet with the path variable containing the path to the file from the attached archive:

Image.Load(path);

You will get the following stack trace:

System.NullReferenceException: Object reference not set to an instance of an object.
   at SixLabors.ImageSharp.Formats.Jpeg.Components.Decoder.JpegFrame.Dispose()
   at SixLabors.ImageSharp.Formats.Jpeg.JpegDecoderCore.Dispose()
   at SixLabors.ImageSharp.Formats.Jpeg.JpegDecoder.Decode[TPixel](Configuration configuration, Stream stream)
   at SixLabors.ImageSharp.Image.Decode[TPixel](Stream stream, Configuration config)
   at SixLabors.ImageSharp.Image.WithSeekableStream[T](Configuration config, Stream stream, Func`2 action)
   at SixLabors.ImageSharp.Image.Load[TPixel](Configuration config, Stream stream, IImageFormat& format)
   at SixLabors.ImageSharp.Image.Load[TPixel](Configuration config, Byte[] data)

System Configuration

  • ImageSharp version: Beta 6
  • Environment (Operating system, version and so on): Windows 10 Pro 1803
  • .NET Framework version: .NET Core 2.2.102

Found via SharpFuzz.

commented

Could you remove the numbering?