Copied from Debian

Description: use after free in tiff2pdf
Bug: http://bugzilla.maptools.org/show_bug.cgi?id=2449
Bug-Debian: http://bugs.debian.org/719303

Index: tiff-4.0.3/tools/tiff2pdf.c
===================================================================
--- tiff-4.0.3.orig/tools/tiff2pdf.c	2013-08-22 11:46:37.292847242 -0400
+++ tiff-4.0.3/tools/tiff2pdf.c	2013-08-22 11:46:37.292847242 -0400
@@ -2461,7 +2461,8 @@
 					(unsigned long) t2p->tiff_datasize, 
 					TIFFFileName(input));
 				t2p->t2p_error = T2P_ERR_ERROR;
-			  _TIFFfree(buffer);
+				_TIFFfree(buffer);
+				return(0);
 			} else {
 				buffer=samplebuffer;
 				t2p->tiff_datasize *= t2p->tiff_samplesperpixel;