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openSUSE:Leap:15.6:Update
ImageMagick.25859
ImageMagick-CVE-2021-20224.patch
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File ImageMagick-CVE-2021-20224.patch of Package ImageMagick.25859
From 5af1dffa4b6ab984b5f13d1e91c95760d75f12a6 Mon Sep 17 00:00:00 2001 From: ruc_zhangxiaohui <553441439@qq.com> Date: Thu, 7 Jan 2021 07:15:12 +0800 Subject: [PATCH] outside the range of representable values of type 'unsigned char' (#3083) Co-authored-by: Zhang Xiaohui <ruc_zhangxiaohui@163.com> --- MagickCore/quantum-export.c | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-) Index: ImageMagick-7.0.7-34/MagickCore/quantum-export.c =================================================================== --- ImageMagick-7.0.7-34.orig/MagickCore/quantum-export.c +++ ImageMagick-7.0.7-34/MagickCore/quantum-export.c @@ -2529,28 +2529,28 @@ static void ExportIndexQuantum(const Ima for (x=((ssize_t) number_pixels-7); x > 0; x-=8) { - pixel=(unsigned char) GetPixelIndex(image,p); + pixel=(unsigned char) ((ssize_t) GetPixelIndex(image,p)); *q=((pixel & 0x01) << 7); p+=GetPixelChannels(image); - pixel=(unsigned char) GetPixelIndex(image,p); + pixel=(unsigned char) ((ssize_t) GetPixelIndex(image,p)); *q|=((pixel & 0x01) << 6); p+=GetPixelChannels(image); - pixel=(unsigned char) GetPixelIndex(image,p); + pixel=(unsigned char) ((ssize_t) GetPixelIndex(image,p)); *q|=((pixel & 0x01) << 5); p+=GetPixelChannels(image); - pixel=(unsigned char) GetPixelIndex(image,p); + pixel=(unsigned char) ((ssize_t) GetPixelIndex(image,p)); *q|=((pixel & 0x01) << 4); p+=GetPixelChannels(image); - pixel=(unsigned char) GetPixelIndex(image,p); + pixel=(unsigned char) ((ssize_t) GetPixelIndex(image,p)); *q|=((pixel & 0x01) << 3); p+=GetPixelChannels(image); - pixel=(unsigned char) GetPixelIndex(image,p); + pixel=(unsigned char) ((ssize_t) GetPixelIndex(image,p)); *q|=((pixel & 0x01) << 2); p+=GetPixelChannels(image); - pixel=(unsigned char) GetPixelIndex(image,p); + pixel=(unsigned char) ((ssize_t) GetPixelIndex(image,p)); *q|=((pixel & 0x01) << 1); p+=GetPixelChannels(image); - pixel=(unsigned char) GetPixelIndex(image,p); + pixel=(unsigned char) ((ssize_t) GetPixelIndex(image,p)); *q|=((pixel & 0x01) << 0); p+=GetPixelChannels(image); q++; @@ -2560,7 +2560,7 @@ static void ExportIndexQuantum(const Ima *q='\0'; for (bit=7; bit >= (ssize_t) (8-(number_pixels % 8)); bit--) { - pixel=(unsigned char) GetPixelIndex(image,p); + pixel=(unsigned char) ((ssize_t) GetPixelIndex(image,p)); *q|=((pixel & 0x01) << (unsigned char) bit); p+=GetPixelChannels(image); } @@ -2575,17 +2575,17 @@ static void ExportIndexQuantum(const Ima for (x=0; x < (ssize_t) (number_pixels-1) ; x+=2) { - pixel=(unsigned char) GetPixelIndex(image,p); + pixel=(unsigned char) ((ssize_t) GetPixelIndex(image,p)); *q=((pixel & 0xf) << 4); p+=GetPixelChannels(image); - pixel=(unsigned char) GetPixelIndex(image,p); + pixel=(unsigned char) ((ssize_t) GetPixelIndex(image,p)); *q|=((pixel & 0xf) << 0); p+=GetPixelChannels(image); q++; } if ((number_pixels % 2) != 0) { - pixel=(unsigned char) GetPixelIndex(image,p); + pixel=(unsigned char) ((ssize_t) GetPixelIndex(image,p)); *q=((pixel & 0xf) << 4); p+=GetPixelChannels(image); q++; @@ -2596,7 +2596,7 @@ static void ExportIndexQuantum(const Ima { for (x=0; x < (ssize_t) number_pixels; x++) { - q=PopCharPixel((unsigned char) GetPixelIndex(image,p),q); + q=PopCharPixel((unsigned char) ((ssize_t) GetPixelIndex(image,p)),q); p+=GetPixelChannels(image); q+=quantum_info->pad; }
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