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openSUSE:Leap:15.1:Update
GraphicsMagick
GraphicsMagick-CVE-2018-16645.patch
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File GraphicsMagick-CVE-2018-16645.patch of Package GraphicsMagick
Index: GraphicsMagick-1.3.29/coders/bmp.c =================================================================== --- GraphicsMagick-1.3.29.orig/coders/bmp.c 2018-09-10 10:14:11.194733507 +0200 +++ GraphicsMagick-1.3.29/coders/bmp.c 2018-09-10 10:15:46.479276166 +0200 @@ -734,6 +734,8 @@ static Image *ReadBMPImage(const ImageIn bmp_info.x_pixels=ReadBlobLSBLong(image); /* Horizontal resolution (pixels/meter) */ bmp_info.y_pixels=ReadBlobLSBLong(image); /* Vertical resolution (pixels/meter) */ bmp_info.number_colors=ReadBlobLSBLong(image); /* Number of colors */ + if (bmp_info.number_colors > GetBlobSize(image)) + ThrowReaderException(CorruptImageError,InsufficientImageDataInFile,image); bmp_info.colors_important=ReadBlobLSBLong(image); /* Minimum important colors */ profile_data=0; profile_size=0; Index: GraphicsMagick-1.3.29/coders/dib.c =================================================================== --- GraphicsMagick-1.3.29.orig/coders/dib.c 2018-04-29 20:01:26.000000000 +0200 +++ GraphicsMagick-1.3.29/coders/dib.c 2018-09-10 10:14:11.194733507 +0200 @@ -610,6 +610,8 @@ static Image *ReadDIBImage(const ImageIn dib_info.x_pixels=ReadBlobLSBLong(image); dib_info.y_pixels=ReadBlobLSBLong(image); dib_info.number_colors=ReadBlobLSBLong(image); + if (dib_info.number_colors > GetBlobSize(image)) + ThrowReaderException(CorruptImageError,InsufficientImageDataInFile,image); dib_info.colors_important=ReadBlobLSBLong(image); if (EOFBlob(image)) ThrowReaderException(CorruptImageError,UnexpectedEndOfFile,image); @@ -1158,6 +1160,7 @@ ModuleExport void RegisterDIBImage(void) entry->encoder=(EncoderHandler) WriteDIBImage; entry->magick=(MagickHandler) IsDIB; entry->adjoin=False; + entry->seekable_stream=True; entry->stealth=True; entry->description="Microsoft Windows 3.X Packed Device-Independent Bitmap"; entry->module="DIB"; @@ -1168,6 +1171,7 @@ ModuleExport void RegisterDIBImage(void) /* entry->encoder=(EncoderHandler) WriteDIBImage; */ entry->magick=(MagickHandler) IsDIB; entry->adjoin=False; + entry->seekable_stream=True; entry->stealth=True; entry->raw=True; /* Requires size to work correctly. */ entry->description="Microsoft Windows 3.X Packed Device-Independent Bitmap + Mask";
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