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Memory leak in ReadYCBCRImage #1054

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@jgj212

Description

@jgj212

Prerequisites

  • I have written a descriptive issue title
  • I have verified that I am using the latest version of ImageMagick
  • I have searched open and closed issues to ensure it has not already been reported

Description

Memory leak in ReadYCBCRImage

Steps to Reproduce

  canvas_image=CloneImage(image,image->extract_info.width,1,MagickFalse,	//line 170, allocation for canvas_image
    exception);
  if (canvas_image == (Image *) NULL)
    ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
  (void) SetImageVirtualPixelMethod(canvas_image,BlackVirtualPixelMethod,
    exception);
  quantum_info=AcquireQuantumInfo(image_info,canvas_image);
  if (quantum_info == (QuantumInfo *) NULL)
    ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");		//line 178, memory leak as not free canvas_image

System Configuration

  • ImageMagick version: 7.0.7-28
  • Environment (Operating system, version and so on): Ubuntu14.04 x86_64
  • Additional information:

Credit: ADLab of Venustech

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