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openSUSE:Step:FrontRunner
php7.12352
php-CVE-2019-11036.patch
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File php-CVE-2019-11036.patch of Package php7.12352
X-Git-Url: http://208.43.231.11:8000/?p=php-src.git;a=blobdiff_plain;f=ext%2Fexif%2Fexif.c;h=d174def80c1355fc54d09a0ae754ced64d85768d;hp=a763f6c77b0d1664eadc924e650181850843f72d;hb=f80ad18afae2230c2c1802c7d829100af646874e;hpb=6c631ccfef94f93259d474682f8bfa803e163c87 diff --git a/ext/exif/exif.c b/ext/exif/exif.c index a763f6c..d174def 100644 --- a/ext/exif/exif.c +++ b/ext/exif/exif.c @@ -2891,7 +2891,7 @@ static int exif_process_IFD_TAG(image_info_type *ImageInfo, char *dir_entry, cha offset_base is ImageInfo->file.list[sn].data-dir_offset dir_entry - offset_base is dir_offset+2+i*12 */ - if (byte_count > IFDlength || offset_val > IFDlength-byte_count || value_ptr < dir_entry || offset_val < (size_t)(dir_entry-offset_base)) { + if (byte_count > IFDlength || offset_val > IFDlength-byte_count || value_ptr < dir_entry || offset_val < (size_t)(dir_entry-offset_base) || dir_entry <= offset_base) { /* It is important to check for IMAGE_FILETYPE_TIFF * JPEG does not use absolute pointers instead its pointers are * relative to the start of the TIFF header in APP1 section. */
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