File tiff-4.0.3-double-free.patch of Package tiff

Index: tools/tiff2pdf.c
===================================================================
--- tools/tiff2pdf.c.orig
+++ tools/tiff2pdf.c
@@ -2436,7 +2436,7 @@ tsize_t t2p_readwrite_pdf_image(T2P* t2p
 				TIFFReadEncodedStrip(input, 
 				i, 
 				(tdata_t) &buffer[bufferoffset], 
-				stripsize);
+				TIFFmin(stripsize, t2p->tiff_datasize - bufferoffset));
 			if(read==-1){
 				TIFFError(TIFF2PDF_MODULE, 
 					"Error on decoding strip %u of %s",