diff -ur --exclude=CVS --exclude=Makefile.local -N ./Makefile /usr/ports/current/png/Makefile
--- ./Makefile	2010-06-28 18:22:36.000000000 +0200
+++ /usr/ports/current/png/Makefile	2010-06-28 18:27:08.000000000 +0200
@@ -6,8 +6,7 @@
 #
 
 PORTNAME=	png
-PORTVERSION=	1.4.1
-PORTREVISION=	1
+PORTVERSION=	1.4.3
 CATEGORIES=	graphics
 MASTER_SITES=	SF/lib${PORTNAME}/01-lib${PORTNAME}-master/${PORTVERSION}
 DISTNAME=	lib${PORTNAME}-${PORTVERSION}
@@ -16,8 +15,6 @@
 MAINTAINER=	dinoex@FreeBSD.org
 COMMENT=	Library for manipulating PNG images
 
-FORBIDDEN=	vulnerable to remote buffer overflow
-
 MAKEFILE=	${WRKSRC}/scripts/makefile.freebsd
 ALL_TARGET=	all libpng-config test
 MAKE_FLAGS=	ccopts="${CFLAGS}" ldopts="${LDFLAGS}" -f
diff -ur --exclude=CVS --exclude=Makefile.local -N ./distinfo /usr/ports/current/png/distinfo
--- ./distinfo	2010-06-05 09:56:47.000000000 +0200
+++ /usr/ports/current/png/distinfo	2010-06-28 15:34:17.000000000 +0200
@@ -1,6 +1,6 @@
-MD5 (libpng-1.4.1.tar.xz) = d4cb0236cce9ce8ff49a22994a01f9e0
-SHA256 (libpng-1.4.1.tar.xz) = 87b97d19f5460c1e31c22df8896ce98fab1532d57a0ae66b58226f08e4475e71
-SIZE (libpng-1.4.1.tar.xz) = 523000
-MD5 (libpng-1.4.1-apng.patch) = f7cfe836d963564bb658eeec610d6086
-SHA256 (libpng-1.4.1-apng.patch) = 59d7feed7fd87a77cbd395f63b37759007e8c7cc21a21e8c14e0811a6aa9ed91
-SIZE (libpng-1.4.1-apng.patch) = 54364
+MD5 (libpng-1.4.3.tar.xz) = 322e2e0c0dea7a374ce6e60d9a72e604
+SHA256 (libpng-1.4.3.tar.xz) = 3728f11d9b0b9943d855f558f3ee2334af50cc9197a9218825787a303b5037d3
+SIZE (libpng-1.4.3.tar.xz) = 539048
+MD5 (libpng-1.4.3-apng.patch) = c37a273158cabcd0495d44c9d1a5cedf
+SHA256 (libpng-1.4.3-apng.patch) = 7b94cb5089244d8d7be686a9f9a901dda11a65c8b05f48c33d790f843ac96e99
+SIZE (libpng-1.4.3-apng.patch) = 54364
diff -ur --exclude=CVS --exclude=Makefile.local -N ./files/patch-libpng.pc.in /usr/ports/current/png/files/patch-libpng.pc.in
--- ./files/patch-libpng.pc.in	2010-03-28 08:59:46.000000000 +0200
+++ /usr/ports/current/png/files/patch-libpng.pc.in	2010-06-28 15:35:20.000000000 +0200
@@ -12,7 +12,7 @@
  
  Name: libpng
  Description: Loads and saves PNG files
- Version: 1.4.1
+ Version: 1.4.3
 -Libs: -L${libdir} -lpng14
 +Libs: -L${libdir} -lpng -lz -lm
  Cflags: -I${includedir}
diff -ur --exclude=CVS --exclude=Makefile.local -N ./files/patch-pngconf.h /usr/ports/current/png/files/patch-pngconf.h
--- ./files/patch-pngconf.h	2010-03-28 19:32:30.000000000 +0200
+++ /usr/ports/current/png/files/patch-pngconf.h	1970-01-01 01:00:00.000000000 +0100
@@ -1,11 +0,0 @@
---- pngconf.h.orig	2010-02-25 12:38:29.000000000 +0100
-+++ pngconf.h	2010-03-28 19:35:29.000000000 +0200
-@@ -499,7 +499,7 @@
- #  ifndef PNG_NO_READ_INVERT
- #    define PNG_READ_INVERT_SUPPORTED
- #  endif
--#if 0 /* removed from libpng-1.4.0 */
-+#if 1 /* removed from libpng-1.4.0 */
- #  ifndef PNG_NO_READ_DITHER
- #    define PNG_READ_DITHER_SUPPORTED
- #  endif