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SUSE:SLE-12-SP4:GA
ImageMagick
ImageMagick-CVE-2023-5341.patch
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File ImageMagick-CVE-2023-5341.patch of Package ImageMagick
From aa673b2e4defc7cad5bec16c4fc8324f71e531f1 Mon Sep 17 00:00:00 2001 From: Cristy <urban-warrior@imagemagick.org> Date: Sun, 24 Sep 2023 07:28:19 -0400 Subject: [PATCH] check for BMP file size, poc provided by Hardik Shah of Vehere (Dawn Treaders team) --- coders/bmp.c | 3 +++ 1 file changed, 3 insertions(+) Index: ImageMagick-6.8.8-1/coders/bmp.c =================================================================== --- ImageMagick-6.8.8-1.orig/coders/bmp.c +++ ImageMagick-6.8.8-1/coders/bmp.c @@ -606,6 +606,9 @@ static Image *ReadBMPImage(const ImageIn (LocaleNCompare((char *) magick,"CI",2) != 0))) ThrowReaderException(CorruptImageError,"ImproperImageHeader"); bmp_info.file_size=ReadBlobLSBLong(image); + if ((bmp_info.file_size != 0) && + ((MagickSizeType) bmp_info.file_size > GetBlobSize(image))) + ThrowReaderException(CorruptImageError,"ImproperImageHeader"); (void) ReadBlobLSBLong(image); if (image->debug != MagickFalse)
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