diff --git a/pkgs/development/compilers/gcc/4.8/bug-61801.patch b/pkgs/development/compilers/gcc/4.8/bug-61801.patch
deleted file mode 100644
index 3d87e007813b..000000000000
--- a/pkgs/development/compilers/gcc/4.8/bug-61801.patch
+++ /dev/null
@@ -1,15 +0,0 @@
-https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61801
-https://gcc.gnu.org/viewcvs/gcc?view=revision&revision=212740
-
---- a/gcc/sched-deps.c	2014/07/17 07:48:49	212739
-+++ b/gcc/sched-deps.c	2014/07/17 07:49:44	212740
-@@ -2744,7 +2744,8 @@
- 	   Consider for instance a volatile asm that changes the fpu rounding
- 	   mode.  An insn should not be moved across this even if it only uses
- 	   pseudo-regs because it might give an incorrectly rounded result.  */
--	if (code != ASM_OPERANDS || MEM_VOLATILE_P (x))
-+	if ((code != ASM_OPERANDS || MEM_VOLATILE_P (x))
-+	    && !DEBUG_INSN_P (insn))
- 	  reg_pending_barrier = TRUE_BARRIER;
- 
- 	/* For all ASM_OPERANDS, we must traverse the vector of input operands.
diff --git a/pkgs/development/compilers/gcc/4.8/default.nix b/pkgs/development/compilers/gcc/4.8/default.nix
index e58dea03a765..aca4d90b6520 100644
--- a/pkgs/development/compilers/gcc/4.8/default.nix
+++ b/pkgs/development/compilers/gcc/4.8/default.nix
@@ -54,14 +54,14 @@ assert langGo -> langCC;
 with stdenv.lib;
 with builtins;
 
-let version = "4.8.3";
+let version = "4.8.4";
 
     # Whether building a cross-compiler for GNU/Hurd.
     crossGNU = cross != null && cross.config == "i586-pc-gnu";
 
     enableParallelBuilding = true;
 
-    patches = [ ./bug-61801.patch ]
+    patches = [ ]
       ++ optional enableParallelBuilding ./parallel-bconfig.patch
       ++ optional (cross != null) ./libstdc++-target.patch
       ++ optional noSysDirs ./no-sys-dirs.patch
@@ -209,7 +209,7 @@ stdenv.mkDerivation ({
 
   src = fetchurl {
     url = "mirror://gnu/gcc/gcc-${version}/gcc-${version}.tar.bz2";
-    sha256 = "07hg10zs7gnqz58my10ch0zygizqh0z0bz6pv4pgxx45n48lz3ka";
+    sha256 = "15c6gwm6dzsaagamxkak5smdkf1rdfbqqjs9jdbrp3lbg4ism02a";
   };
 
   inherit patches;
diff --git a/pkgs/development/compilers/orc/default.nix b/pkgs/development/compilers/orc/default.nix
index d654ebe6b0a7..83255824ac2b 100644
--- a/pkgs/development/compilers/orc/default.nix
+++ b/pkgs/development/compilers/orc/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "orc-0.4.22";
+  name = "orc-0.4.23";
 
   src = fetchurl {
     url = "http://gstreamer.freedesktop.org/src/orc/${name}.tar.xz";
-    sha256 = "0dgrbjm94y9l63s3srlddjcdxgrv6iazmvwh630jrw159dzhgjh4";
+    sha256 = "1ryz1gfgrxcj806cakcblxf0bcwq8p2mw8k86fs3f5wlwayawzkn";
   };
 
   # building memcpy_speed.log
diff --git a/pkgs/development/libraries/gstreamer/bad/default.nix b/pkgs/development/libraries/gstreamer/bad/default.nix
index a573dc561fdc..96a094ca9ccf 100644
--- a/pkgs/development/libraries/gstreamer/bad/default.nix
+++ b/pkgs/development/libraries/gstreamer/bad/default.nix
@@ -11,7 +11,7 @@
 assert faacSupport -> faac != null;
 
 stdenv.mkDerivation rec {
-  name = "gst-plugins-bad-1.4.3";
+  name = "gst-plugins-bad-1.4.5";
 
   meta = with stdenv.lib; {
     description = "Gstreamer Bad Plugins";
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "${meta.homepage}/src/gst-plugins-bad/${name}.tar.xz";
-    sha256 = "a6840080c469d0db51d6d4d0f7c42c97b3c8c01942f24401c61b1ad36726b97c";
+    sha256 = "0g4q9yqq71z32pz7zj54wigkcf438a2mcv5kvvwp4gb8a1rasbqm";
   };
 
   nativeBuildInputs = [ pkgconfig python ];
diff --git a/pkgs/development/libraries/gstreamer/base/default.nix b/pkgs/development/libraries/gstreamer/base/default.nix
index 854fa8f0c349..61e0762826a3 100644
--- a/pkgs/development/libraries/gstreamer/base/default.nix
+++ b/pkgs/development/libraries/gstreamer/base/default.nix
@@ -4,7 +4,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "gst-plugins-base-1.4.3";
+  name = "gst-plugins-base-1.4.5";
 
   meta = {
     description = "Base plugins and helper libraries";
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "${meta.homepage}/src/gst-plugins-base/${name}.tar.xz";
-    sha256 = "f7b4d2b3ba2bcac485896e2c1c36459cb091ebe8b49e91635c27d40f66792d9d";
+    sha256 = "07ampnfa6p41s0lhia62l9h8bdx3c7vxvdz93pbx64m3wycq3gbp";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/libraries/gstreamer/core/default.nix b/pkgs/development/libraries/gstreamer/core/default.nix
index 5ab1ec6a31f5..78d3c3f1a233 100644
--- a/pkgs/development/libraries/gstreamer/core/default.nix
+++ b/pkgs/development/libraries/gstreamer/core/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "gstreamer-1.4.3";
+  name = "gstreamer-1.4.5";
 
   meta = {
     description = "Open source multimedia framework";
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "${meta.homepage}/src/gstreamer/${name}.tar.xz";
-    sha256 = "11f155784d28b85a12b50d2fc8f91c6b75d9ca325cc76aaffba1a58d4c9549c9";
+    sha256 = "1bmhbhak6i5wmmb6w86jyyv8lax4gdq983la4lk4a0krz6kim020";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/libraries/gstreamer/good/default.nix b/pkgs/development/libraries/gstreamer/good/default.nix
index 72a14b50606c..a06747ddc90c 100644
--- a/pkgs/development/libraries/gstreamer/good/default.nix
+++ b/pkgs/development/libraries/gstreamer/good/default.nix
@@ -7,7 +7,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "gst-plugins-good-1.4.3";
+  name = "gst-plugins-good-1.4.5";
 
   meta = with stdenv.lib; {
     description = "Gstreamer Good Plugins";
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "${meta.homepage}/src/gst-plugins-good/${name}.tar.xz";
-    sha256 = "5876a74402f2a24d1d3ae9163c32466bdc7a565696dddeef65e6a9a93efc5537";
+    sha256 = "0hg6qzdpib9nwn3hdxv0d4rvivi1c4bmxsq2a9hqmamwyzrvbcbr";
   };
 
   nativeBuildInputs = [ pkgconfig python ];
diff --git a/pkgs/development/libraries/gstreamer/libav/default.nix b/pkgs/development/libraries/gstreamer/libav/default.nix
index 0e8f0684f7be..bcc05e44103e 100644
--- a/pkgs/development/libraries/gstreamer/libav/default.nix
+++ b/pkgs/development/libraries/gstreamer/libav/default.nix
@@ -6,7 +6,7 @@
 assert withSystemLibav -> libav != null;
 
 stdenv.mkDerivation rec {
-  name = "gst-libav-1.4.3";
+  name = "gst-libav-1.4.5";
 
   meta = {
     homepage = "http://gstreamer.freedesktop.org";
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "${meta.homepage}/src/gst-libav/${name}.tar.xz";
-    sha256 = "833229d2b1aad6549ad0297435516508cc3ac47b166d6393ecdffc34c31a01d3";
+    sha256 = "1g7vg9amh3cc3nmc415h6g2rqxqi4wgwqi08hxfbpwq48ri64p30";
   };
 
   configureFlags = stdenv.lib.optionalString withSystemLibav
diff --git a/pkgs/development/libraries/gstreamer/ugly/default.nix b/pkgs/development/libraries/gstreamer/ugly/default.nix
index b04c62021e4a..4e3d7eee78be 100644
--- a/pkgs/development/libraries/gstreamer/ugly/default.nix
+++ b/pkgs/development/libraries/gstreamer/ugly/default.nix
@@ -5,7 +5,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "gst-plugins-ugly-1.4.3";
+  name = "gst-plugins-ugly-1.4.5";
 
   meta = with stdenv.lib; {
     description = "Gstreamer Ugly Plugins";
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "${meta.homepage}/src/gst-plugins-ugly/${name}.tar.xz";
-    sha256 = "d581592a82cf3930361430d38436c30a58d8b6c249cad18f7f213b203e206d46";
+    sha256 = "0rwhljn3f8mp2pfchzfcx4pvps1546dndw9mr56lz50qyqffimaw";
   };
 
   nativeBuildInputs = [ pkgconfig python ];
diff --git a/pkgs/development/libraries/libpng/default.nix b/pkgs/development/libraries/libpng/default.nix
index 001d8094a271..17820fa8188e 100644
--- a/pkgs/development/libraries/libpng/default.nix
+++ b/pkgs/development/libraries/libpng/default.nix
@@ -3,11 +3,11 @@
 assert zlib != null;
 
 let
-  version = "1.6.14";
-  sha256 = "0i5lwh9xnqj490c3mcx7rxaq4zr3wj27ba7vzfls45aqa2jl714n";
+  version = "1.6.16";
+  sha256 = "0q5ygy15jkpqbj5701ywrjzqp4nl5yz3r4g58h2p0kiycggm9xs2";
   patch_src = fetchurl {
     url = "mirror://sourceforge/libpng-apng/libpng-${version}-apng.patch.gz";
-    sha256 = "1gwpm9kb57dknicy9j4mf8g9q5zz4ikhbznlk32jhw2b3l0mn446";
+    sha256 = "1sf27a5gvwvcm4wsf2pyq87d3g4l2fym8cirq9sli54bi753ikbh";
   };
   whenPatched = stdenv.lib.optionalString apngSupport;
 
diff --git a/pkgs/development/libraries/libvdpau/default.nix b/pkgs/development/libraries/libvdpau/default.nix
index 9d9528b75e4c..dfb3575b89b2 100644
--- a/pkgs/development/libraries/libvdpau/default.nix
+++ b/pkgs/development/libraries/libvdpau/default.nix
@@ -1,22 +1,24 @@
 { stdenv, fetchurl, pkgconfig, xorg }:
 
 stdenv.mkDerivation rec {
-  name = "libvdpau-0.8";
+  name = "libvdpau-0.9";
 
   src = fetchurl {
     url = "http://people.freedesktop.org/~aplattner/vdpau/${name}.tar.gz";
-    sha256 = "1v81875hppablq9gpsmvhnyl7z80zihx6arry758pvdbq4fd39vk";
+    sha256 = "0vhfkjqghfva3zjif04w7pdp84g08c8xnwir3ah4b99m10a5fag3";
   };
 
   buildInputs = with xorg; [ pkgconfig dri2proto libXext ];
 
   propagatedBuildInputs = [ xorg.libX11 ];
 
-  configureFlags = stdenv.lib.optional stdenv.isDarwin [ "--build=x86_64" ];
+  configureFlags = stdenv.lib.optional stdenv.isDarwin "--build=x86_64";
 
   meta = with stdenv.lib; {
     homepage = http://people.freedesktop.org/~aplattner/vdpau/;
     description = "Library to use the Video Decode and Presentation API for Unix (VDPAU)";
-    license = licenses.mit;
+    license = licenses.mit; # expat version
+    platforms = platforms.unix;
+    maintainers = [ maintainers.vcunat ];
   };
 }
diff --git a/pkgs/os-specific/linux/uclibc/default.nix b/pkgs/os-specific/linux/uclibc/default.nix
index 169733112054..1b866711225d 100644
--- a/pkgs/os-specific/linux/uclibc/default.nix
+++ b/pkgs/os-specific/linux/uclibc/default.nix
@@ -48,12 +48,12 @@ let
 in
 
 stdenv.mkDerivation {
-  name = "uclibc-0.9.34-pre-20141029" + stdenv.lib.optionalString (cross != null)
+  name = "uclibc-0.9.34-pre-20141215" + stdenv.lib.optionalString (cross != null)
     ("-" + cross.config);
 
   src = fetchurl {
-    url = http://www.uclibc.org/downloads/snapshots/uClibc-20141029.tar.bz2;
-    sha256 = "018r3bhw1jyyihmm5xxq1psl3r5yx02a57p8qxvay3vvzxn2cvzm";
+    url = http://www.uclibc.org/downloads/snapshots/uClibc-20141215.tar.bz2;
+    sha256 = "07d1fmnc2yapfhhadr5c8q7591xqxxqmiicmcgcn8sqmaxppzp5f";
   };
 
   # 'ftw' needed to build acl, a coreutils dependency
diff --git a/pkgs/os-specific/linux/util-linux/default.nix b/pkgs/os-specific/linux/util-linux/default.nix
index 123f8e4354bf..3b76eb63ea5f 100644
--- a/pkgs/os-specific/linux/util-linux/default.nix
+++ b/pkgs/os-specific/linux/util-linux/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, zlib, ncurses ? null, perl ? null, pam }:
 
 stdenv.mkDerivation rec {
-  name = "util-linux-2.25.1";
+  name = "util-linux-2.25.2";
 
   src = fetchurl {
     url = "mirror://kernel/linux/utils/util-linux/v2.25/${name}.tar.xz";
-    sha256 = "4701305ae22790c3a92ce48e50794fa05b7ee01f4227f419a171c100d08986e8";
+    sha256 = "e0457f715b73f4a349e1acb08cb410bf0edc9a74a3f75c357070f31f70e33cd6";
   };
 
   crossAttrs = {
diff --git a/pkgs/stdenv/linux/bootstrap/i686.nix b/pkgs/stdenv/linux/bootstrap/i686.nix
index 88bd984bab96..e02bb1e83d34 100644
--- a/pkgs/stdenv/linux/bootstrap/i686.nix
+++ b/pkgs/stdenv/linux/bootstrap/i686.nix
@@ -1,12 +1,12 @@
 {
   busybox = import <nix/fetchurl.nix> {
-    url = http://tarballs.nixos.org/stdenv-linux/i686/73b75f6157db79fc899154a497823e82e409e76d/busybox;
-    sha256 = "159208615405938d9830634f15d38adf5a9c33643926845c44499dbe6dd62042";
+    url = http://tarballs.nixos.org/stdenv-linux/i686/8d66a51a872af1ab58edc68a2ebddcc79958b563/busybox;
+    sha256 = "9278001d11bb0359d0cc1b30bd5c9823f0b9c65db127d6dfcc1f6bbc000d15a0";
     executable = true;
   };
 
   bootstrapTools = import <nix/fetchurl.nix> {
-    url = http://tarballs.nixos.org/stdenv-linux/i686/73b75f6157db79fc899154a497823e82e409e76d/bootstrap-tools.tar.xz;
-    sha256 = "68c430b84dbeac0bd1bea4cdd3159dce44a76445e07860caed1972b4608c42ca";
+    url = http://tarballs.nixos.org/stdenv-linux/i686/8d66a51a872af1ab58edc68a2ebddcc79958b563/bootstrap-tools.tar.xz;
+    sha256 = "6bc27ce9b08adcca0298f5fe80fe67f5bbb2dffdd1d8666fd44cb76ace198a25";
   };
 }
diff --git a/pkgs/stdenv/linux/bootstrap/x86_64.nix b/pkgs/stdenv/linux/bootstrap/x86_64.nix
index 96822f57e504..df803dae032b 100644
--- a/pkgs/stdenv/linux/bootstrap/x86_64.nix
+++ b/pkgs/stdenv/linux/bootstrap/x86_64.nix
@@ -3,7 +3,7 @@
 
 {
   bootstrapTools = import <nix/fetchurl.nix> {
-    url = http://tarballs.nixos.org/stdenv-linux/x86_64/73b75f6157db79fc899154a497823e82e409e76d/bootstrap-tools.tar.xz;
-    sha256 = "e29d47a5dc9f1ff10c3fbaacbd03a3cca0c784299df09fcdd9e25797ec6414ad";
+    url = http://tarballs.nixos.org/stdenv-linux/x86_64/8d66a51a872af1ab58edc68a2ebddcc79958b563/bootstrap-tools.tar.xz;
+    sha256 = "325230b74d3d98f62ddcb595543887d09cd8421745a4eda229d2a87a1f1ed336";
   };
 }
diff --git a/pkgs/stdenv/linux/make-bootstrap-tools.nix b/pkgs/stdenv/linux/make-bootstrap-tools.nix
index e202f691fa8d..767b1f288c0f 100644
--- a/pkgs/stdenv/linux/make-bootstrap-tools.nix
+++ b/pkgs/stdenv/linux/make-bootstrap-tools.nix
@@ -52,6 +52,8 @@ rec {
         cp -d ${glibc}/lib/libpthread*.so* $out/lib
         cp -d ${glibc}/lib/libnsl*.so* $out/lib
         cp -d ${glibc}/lib/libutil*.so* $out/lib
+        cp -d ${glibc}/lib/libnss*.so* $out/lib
+        cp -d ${glibc}/lib/libresolv*.so* $out/lib
         cp -d ${glibc}/lib/crt?.o $out/lib
 
         cp -rL ${glibc}/include $out
diff --git a/pkgs/tools/X11/vdpauinfo/default.nix b/pkgs/tools/X11/vdpauinfo/default.nix
index 0b1d889d7001..2332cd1bc510 100644
--- a/pkgs/tools/X11/vdpauinfo/default.nix
+++ b/pkgs/tools/X11/vdpauinfo/default.nix
@@ -1,18 +1,20 @@
 { stdenv, fetchurl, pkgconfig, xlibs, libvdpau }:
 
 stdenv.mkDerivation rec {
-  name = "vdpauinfo-0.1";
+  name = "vdpauinfo-0.9";
 
   src = fetchurl {
     url = "http://people.freedesktop.org/~aplattner/vdpau/${name}.tar.gz";
-    sha256 = "17q1spsrd5i4jzhpacbs0bb4blf74j8s45rpg0znyc1yjfk5dj5h";
+    sha256 = "1qy84clsz3l3hvhaxw01rl4bjqlsaml5l63rc43vck6vh8vgwh50";
   };
 
-  buildInputs = [ pkgconfig xlibs.libX11 libvdpau ];
+  buildInputs = [ pkgconfig libvdpau ];
 
-  meta = {
+  meta = with stdenv.lib; {
     homepage = http://people.freedesktop.org/~aplattner/vdpau/;
     description = "Tool to query the Video Decode and Presentation API for Unix (VDPAU) abilities of the system";
-    license = "bsd";
+    license = licenses.mit; # expat version
+    platforms = platforms.unix;
+    maintainers = [ maintainers.vcunat ];
   };
 }