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ImageMagick
ImageMagick-CVE-2022-1115.patch
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File ImageMagick-CVE-2022-1115.patch of Package ImageMagick
iff --git a/coders/tiff.c b/coders/tiff.c index 8fd1451c8..b8d7b88b8 100644 Index: ImageMagick-7.1.0-9/coders/tiff.c =================================================================== --- ImageMagick-7.1.0-9.orig/coders/tiff.c +++ ImageMagick-7.1.0-9/coders/tiff.c @@ -2000,7 +2000,12 @@ static Image *ReadTIFFImage(const ImageI number_pixels=(MagickSizeType) columns*rows; if (HeapOverflowSanityCheck(rows,sizeof(*tile_pixels)) != MagickFalse) ThrowTIFFException(ResourceLimitError,"MemoryAllocationFailed"); - extent=MagickMax(rows*TIFFTileRowSize(tiff),TIFFTileSize(tiff)); + extent=4*MagickMax(rows*TIFFTileRowSize(tiff),TIFFTileSize(tiff)); +#if defined(TIFF_VERSION_BIG) + extent+=image->columns*sizeof(uint64); +#else + extent+=image->columns*sizeof(uint32); +#endif tile_pixels=(unsigned char *) AcquireQuantumMemory(extent, sizeof(*tile_pixels)); if (tile_pixels == (unsigned char *) NULL)
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