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ImageMagick
ImageMagick-6.2.3-CVE-2007-4985.patch
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File ImageMagick-6.2.3-CVE-2007-4985.patch of Package ImageMagick
diff -r 6e2f7c2469aa coders/xcf.c --- a/coders/xcf.c Fri Sep 28 03:02:20 2007 -0800 +++ b/coders/xcf.c Fri Sep 28 03:35:00 2007 -0800 @@ -944,6 +944,11 @@ static Image *ReadXCFImage(const ImageIn else if ( image_type == GIMP_INDEXED ) ThrowReaderException(CoderError,"ColormapTypeNotSupported"); + if (SetImageExtent(image,0,0) == MagickFalse) + { + InheritException(exception,&image->exception); + return(DestroyImageList(image)); + } SetImageBackgroundColor(image); /* Read properties. --- ImageMagick-6.2.8.orig/coders/dcm.c 2007-12-06 20:32:12.000000000 +0000 +++ ImageMagick-6.2.8/coders/dcm.c 2007-12-06 20:33:34.000000000 +0000 @@ -2900,10 +2900,10 @@ static Image *ReadDCMImage(const ImageIn else if ((quantum != 0) && (length != 0)) { - data=(unsigned char *) - AcquireMagickMemory((size_t) quantum*(length+1)); - if (length > ((~0UL)/quantum)) - ThrowReaderException(CorruptImageError,"ImproperImageHeader"); + data=(unsigned char *) NULL; + if (~length >= 1) + data=(unsigned char *) AcquireQuantumMemory(length+1,quantum* + sizeof(*data)); if (data == (unsigned char *) NULL) ThrowReaderException(ResourceLimitError, "MemoryAllocationFailed");
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