File tiff-CVE-2022-3970.patch of Package tiff.27568

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File tiff-CVE-2022-3970.patch of Package tiff.27568

Index: tiff-4.0.9/libtiff/tif_getimage.c
===================================================================
--- tiff-4.0.9.orig/libtiff/tif_getimage.c
+++ tiff-4.0.9/libtiff/tif_getimage.c
@@ -3044,15 +3044,15 @@ TIFFReadRGBATileExt(TIFF* tif, uint32 co
         return( ok );
 
     for( i_row = 0; i_row < read_ysize; i_row++ ) {
-        memmove( raster + (tile_ysize - i_row - 1) * tile_xsize,
-                 raster + (read_ysize - i_row - 1) * read_xsize,
+        memmove( raster + (size_t)(tile_ysize - i_row - 1) * tile_xsize,
+                 raster + (size_t)(read_ysize - i_row - 1) * read_xsize,
                  read_xsize * sizeof(uint32) );
-        _TIFFmemset( raster + (tile_ysize - i_row - 1) * tile_xsize+read_xsize,
+        _TIFFmemset( raster + (size_t)(tile_ysize - i_row - 1) * tile_xsize+read_xsize,
                      0, sizeof(uint32) * (tile_xsize - read_xsize) );
     }
 
     for( i_row = read_ysize; i_row < tile_ysize; i_row++ ) {
-        _TIFFmemset( raster + (tile_ysize - i_row - 1) * tile_xsize,
+        _TIFFmemset( raster + (size_t)(tile_ysize - i_row - 1) * tile_xsize,
                      0, sizeof(uint32) * tile_xsize );
     }

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File tiff-CVE-2022-3970.patch of Package tiff.27568

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