diff --git a/pkgs/development/libraries/glibc/common.nix b/pkgs/development/libraries/glibc/common.nix
index 458745694bc..a5a83b645ab 100644
--- a/pkgs/development/libraries/glibc/common.nix
+++ b/pkgs/development/libraries/glibc/common.nix
@@ -23,6 +23,7 @@
 , linuxHeaders ? null
 , gd ? null, libpng ? null
 , bison
+, python3
 }:
 
 { name
@@ -34,9 +35,9 @@
 } @ args:
 
 let
-  version = "2.27";
+  version = "2.30";
   patchSuffix = "";
-  sha256 = "0wpwq7gsm7sd6ysidv0z575ckqdg13cr2njyfgrbgh4f65adwwji";
+  sha256 = "1bxqpg91d02qnaz837a5kamm0f43pr1il4r9pknygywsar713i72";
 in
 
 assert withLinuxHeaders -> linuxHeaders != null;
@@ -162,7 +163,7 @@ stdenv.mkDerivation ({
   outputs = [ "out" "bin" "dev" "static" ];
 
   depsBuildBuild = [ buildPackages.stdenv.cc ];
-  nativeBuildInputs = [ bison ];
+  nativeBuildInputs = [ bison python3 ];
   buildInputs = [ linuxHeaders ] ++ lib.optionals withGd [ gd libpng ];
 
   # Needed to install share/zoneinfo/zone.tab.  Set to impure /bin/sh to
diff --git a/pkgs/development/libraries/glibc/dont-use-system-ld-so-cache.patch b/pkgs/development/libraries/glibc/dont-use-system-ld-so-cache.patch
index f84b1049adf..f45e39525f5 100644
--- a/pkgs/development/libraries/glibc/dont-use-system-ld-so-cache.patch
+++ b/pkgs/development/libraries/glibc/dont-use-system-ld-so-cache.patch
@@ -1,19 +1,6 @@
-diff -Naur glibc-2.27-orig/elf/ldconfig.c glibc-2.27/elf/ldconfig.c
---- glibc-2.27-orig/elf/ldconfig.c	2018-02-01 11:17:18.000000000 -0500
-+++ glibc-2.27/elf/ldconfig.c	2018-02-17 22:43:17.232175182 -0500
-@@ -51,7 +51,7 @@
- #endif
- 
- #ifndef LD_SO_CONF
--# define LD_SO_CONF SYSCONFDIR "/ld.so.conf"
-+# define LD_SO_CONF PREFIX "/etc/ld.so.conf"
- #endif
- 
- /* Get libc version number.  */
-diff -Naur glibc-2.27-orig/elf/Makefile glibc-2.27/elf/Makefile
---- glibc-2.27-orig/elf/Makefile	2018-02-01 11:17:18.000000000 -0500
-+++ glibc-2.27/elf/Makefile	2018-02-17 22:44:50.334006750 -0500
-@@ -559,13 +559,13 @@
+--- a/elf/Makefile
++++ b/elf/Makefile
+@@ -589,13 +589,13 @@ $(objpfx)sln: $(sln-modules:%=$(objpfx)%.o)
  
  $(objpfx)ldconfig: $(ldconfig-modules:%=$(objpfx)%.o)
  
@@ -32,9 +19,19 @@ diff -Naur glibc-2.27-orig/elf/Makefile glibc-2.27/elf/Makefile
  
  cpp-srcs-left := $(all-rtld-routines:=.os)
  lib := rtld
-diff -Naur glibc-2.27-orig/sysdeps/generic/dl-cache.h glibc-2.27/sysdeps/generic/dl-cache.h
---- glibc-2.27-orig/sysdeps/generic/dl-cache.h	2018-02-01 11:17:18.000000000 -0500
-+++ glibc-2.27/sysdeps/generic/dl-cache.h	2018-02-17 22:45:20.471598816 -0500
+--- a/elf/ldconfig.c
++++ b/elf/ldconfig.c
+@@ -51,7 +51,7 @@
+ #endif
+ 
+ #ifndef LD_SO_CONF
+-# define LD_SO_CONF SYSCONFDIR "/ld.so.conf"
++# define LD_SO_CONF PREFIX "/etc/ld.so.conf"
+ #endif
+ 
+ /* Get libc version number.  */
+--- a/sysdeps/generic/dl-cache.h
++++ b/sysdeps/generic/dl-cache.h
 @@ -28,7 +28,7 @@
  #endif
  
diff --git a/pkgs/development/libraries/glibc/dont-use-system-ld-so-preload.patch b/pkgs/development/libraries/glibc/dont-use-system-ld-so-preload.patch
index 894e2a11cf8..69b63a5bcfe 100644
--- a/pkgs/development/libraries/glibc/dont-use-system-ld-so-preload.patch
+++ b/pkgs/development/libraries/glibc/dont-use-system-ld-so-preload.patch
@@ -1,7 +1,6 @@
-diff -ru glibc-2.20-orig/elf/rtld.c glibc-2.20/elf/rtld.c
---- glibc-2.20-orig/elf/rtld.c	2014-09-07 10:09:09.000000000 +0200
-+++ glibc-2.20/elf/rtld.c	2014-10-27 11:32:25.203043157 +0100
-@@ -1513,7 +1513,7 @@
+--- a/elf/rtld.c
++++ b/elf/rtld.c
+@@ -1697,7 +1697,7 @@ ERROR: '%s': cannot process note segment.\n", _dl_argv[0]);
       open().  So we do this first.  If it succeeds we do almost twice
       the work but this does not matter, since it is not for production
       use.  */
diff --git a/pkgs/development/libraries/glibc/fix-x64-abi.patch b/pkgs/development/libraries/glibc/fix-x64-abi.patch
index 1d60dcd7988..f5a6d603bf8 100644
--- a/pkgs/development/libraries/glibc/fix-x64-abi.patch
+++ b/pkgs/development/libraries/glibc/fix-x64-abi.patch
@@ -1,4 +1,4 @@
-From 3288c6da64add3b4561b8c10fff522027caea01c Mon Sep 17 00:00:00 2001
+From d9e6dd5631c8d97fd2d3128317c6352e34bf3ca7 Mon Sep 17 00:00:00 2001
 From: Nicholas Miell <nmiell@gmail.com>
 Date: Sat, 17 Jun 2017 18:21:07 -0700
 Subject: [PATCH] Align the stack on entry to __tls_get_addr()
@@ -17,13 +17,13 @@ engine and available for purchase on Steam.
  1 file changed, 4 insertions(+)
 
 diff --git a/elf/dl-tls.c b/elf/dl-tls.c
-index 5aba33b3fa..3f3cb917de 100644
+index b425d661..b02c2afa 100644
 --- a/elf/dl-tls.c
 +++ b/elf/dl-tls.c
-@@ -827,6 +827,10 @@ rtld_hidden_proto (__tls_get_addr)
+@@ -818,6 +818,10 @@ rtld_hidden_proto (__tls_get_addr)
  rtld_hidden_def (__tls_get_addr)
  #endif
-
+ 
 +#ifdef __x86_64__
 +/* Old versions of gcc didn't align the stack. */
 +__attribute__((force_align_arg_pointer))
@@ -31,5 +31,6 @@ index 5aba33b3fa..3f3cb917de 100644
  /* The generic dynamic and local dynamic model cannot be used in
     statically linked applications.  */
  void *
---
-2.13.0
+-- 
+2.17.1
+
diff --git a/pkgs/development/libraries/glibc/fix_path_attribute_in_getconf.patch b/pkgs/development/libraries/glibc/fix_path_attribute_in_getconf.patch
index 714e49db560..b13cea4dcb3 100644
--- a/pkgs/development/libraries/glibc/fix_path_attribute_in_getconf.patch
+++ b/pkgs/development/libraries/glibc/fix_path_attribute_in_getconf.patch
@@ -1,6 +1,5 @@
-diff -ubr glibc-2.17-orig/sysdeps/unix/confstr.h glibc-2.17/sysdeps/unix/confstr.h
---- glibc-2.17-orig/sysdeps/unix/confstr.h	2013-06-03 22:01:44.829726968 +0200
-+++ glibc-2.17/sysdeps/unix/confstr.h	2013-06-03 22:04:39.469376740 +0200
+--- a/sysdeps/unix/confstr.h
++++ b/sysdeps/unix/confstr.h
 @@ -1 +1 @@
 -#define	CS_PATH	"/bin:/usr/bin"
 +#define	CS_PATH	"/run/current-system/sw/bin:/bin:/usr/bin"
diff --git a/pkgs/development/libraries/glibc/nix-locale-archive.patch b/pkgs/development/libraries/glibc/nix-locale-archive.patch
index 39312951fcf..f2feabc36ad 100644
--- a/pkgs/development/libraries/glibc/nix-locale-archive.patch
+++ b/pkgs/development/libraries/glibc/nix-locale-archive.patch
@@ -1,7 +1,6 @@
-diff -Naur glibc-2.27-orig/locale/loadarchive.c glibc-2.27/locale/loadarchive.c
---- glibc-2.27-orig/locale/loadarchive.c	2018-02-01 11:17:18.000000000 -0500
-+++ glibc-2.27/locale/loadarchive.c	2018-02-17 22:32:25.680169462 -0500
-@@ -123,6 +123,23 @@
+--- a/locale/loadarchive.c
++++ b/locale/loadarchive.c
+@@ -123,6 +123,23 @@ calculate_head_size (const struct locarhead *h)
    return MAX (namehash_end, MAX (string_end, locrectab_end));
  }
  
@@ -25,7 +24,7 @@ diff -Naur glibc-2.27-orig/locale/loadarchive.c glibc-2.27/locale/loadarchive.c
  
  /* Find the locale *NAMEP in the locale archive, and return the
     internalized data structure for its CATEGORY data.  If this locale has
-@@ -202,7 +219,7 @@
+@@ -202,7 +219,7 @@ _nl_load_locale_from_archive (int category, const char **namep)
        archmapped = &headmap;
  
        /* The archive has never been opened.  */
@@ -34,7 +33,7 @@ diff -Naur glibc-2.27-orig/locale/loadarchive.c glibc-2.27/locale/loadarchive.c
        if (fd < 0)
  	/* Cannot open the archive, for whatever reason.  */
  	return NULL;
-@@ -397,8 +414,7 @@
+@@ -397,8 +414,7 @@ _nl_load_locale_from_archive (int category, const char **namep)
  	  if (fd == -1)
  	    {
  	      struct stat64 st;
@@ -44,13 +43,13 @@ diff -Naur glibc-2.27-orig/locale/loadarchive.c glibc-2.27/locale/loadarchive.c
  	      if (fd == -1)
  		/* Cannot open the archive, for whatever reason.  */
  		return NULL;
-diff -Naur glibc-2.27-orig/locale/programs/locale.c glibc-2.27/locale/programs/locale.c
---- glibc-2.27-orig/locale/programs/locale.c	2018-02-01 11:17:18.000000000 -0500
-+++ glibc-2.27/locale/programs/locale.c	2018-02-17 22:36:39.726293213 -0500
-@@ -633,6 +633,24 @@
+--- a/locale/programs/locale.c
++++ b/locale/programs/locale.c
+@@ -633,6 +633,24 @@ nameentcmp (const void *a, const void *b)
+ }
  
  
- static int
++static int
 +open_locale_archive (void)
 +{
 +  int fd = -1;
@@ -68,11 +67,10 @@ diff -Naur glibc-2.27-orig/locale/programs/locale.c glibc-2.27/locale/programs/l
 +}
 +
 +
-+static int
+ static int
  write_archive_locales (void **all_datap, char *linebuf)
  {
-   struct stat64 st;
-@@ -644,7 +662,7 @@
+@@ -645,7 +663,7 @@ write_archive_locales (void **all_datap, char *linebuf)
    int fd, ret = 0;
    uint32_t cnt;
  
@@ -81,10 +79,9 @@ diff -Naur glibc-2.27-orig/locale/programs/locale.c glibc-2.27/locale/programs/l
    if (fd < 0)
      return 0;
  
-diff -Naur glibc-2.27-orig/locale/programs/locarchive.c glibc-2.27/locale/programs/locarchive.c
---- glibc-2.27-orig/locale/programs/locarchive.c	2018-02-01 11:17:18.000000000 -0500
-+++ glibc-2.27/locale/programs/locarchive.c	2018-02-17 22:40:51.245293975 -0500
-@@ -117,6 +117,22 @@
+--- a/locale/programs/locarchive.c
++++ b/locale/programs/locarchive.c
+@@ -117,6 +117,22 @@ prepare_address_space (int fd, size_t total, size_t *reserved, int *xflags,
  }
  
  
@@ -107,7 +104,7 @@ diff -Naur glibc-2.27-orig/locale/programs/locarchive.c glibc-2.27/locale/progra
  static void
  create_archive (const char *archivefname, struct locarhandle *ah)
  {
-@@ -578,7 +594,7 @@
+@@ -578,7 +594,7 @@ open_archive (struct locarhandle *ah, bool readonly)
    while (1)
      {
        /* Open the archive.  We must have exclusive write access.  */
diff --git a/pkgs/development/libraries/glibc/rpcgen-path.patch b/pkgs/development/libraries/glibc/rpcgen-path.patch
index 3349449d916..4f427879f24 100644
--- a/pkgs/development/libraries/glibc/rpcgen-path.patch
+++ b/pkgs/development/libraries/glibc/rpcgen-path.patch
@@ -1,7 +1,6 @@
-diff -ru glibc-2.18-orig/sunrpc/rpc_main.c glibc-2.18/sunrpc/rpc_main.c
---- glibc-2.18-orig/sunrpc/rpc_main.c	2013-08-11 00:52:55.000000000 +0200
-+++ glibc-2.18/sunrpc/rpc_main.c	2013-11-15 12:04:48.041006977 +0100
-@@ -78,7 +78,7 @@
+--- a/sunrpc/rpc_main.c
++++ b/sunrpc/rpc_main.c
+@@ -78,7 +78,7 @@ static const char *cmdname;
  
  static const char *svcclosetime = "120";
  static int cppDefined;	/* explicit path for C preprocessor */
@@ -10,7 +9,7 @@ diff -ru glibc-2.18-orig/sunrpc/rpc_main.c glibc-2.18/sunrpc/rpc_main.c
  static const char CPPFLAGS[] = "-C";
  static char *pathbuf;
  static int cpp_pid;
-@@ -107,7 +107,6 @@
+@@ -107,7 +107,6 @@ static char *extendfile (const char *file, const char *ext);
  static void open_output (const char *infile, const char *outfile);
  static void add_warning (void);
  static void clear_args (void);
@@ -18,7 +17,7 @@ diff -ru glibc-2.18-orig/sunrpc/rpc_main.c glibc-2.18/sunrpc/rpc_main.c
  static void open_input (const char *infile, const char *define);
  static int check_nettype (const char *name, const char *list_to_check[]);
  static void c_output (const char *infile, const char *define,
-@@ -322,25 +321,6 @@
+@@ -322,25 +321,6 @@ clear_args (void)
    argcount = FIXEDARGS;
  }
  
@@ -44,7 +43,7 @@ diff -ru glibc-2.18-orig/sunrpc/rpc_main.c glibc-2.18/sunrpc/rpc_main.c
  /*
   * Open input file with given define for C-preprocessor
   */
-@@ -359,7 +339,6 @@
+@@ -359,7 +339,6 @@ open_input (const char *infile, const char *define)
    switch (cpp_pid)
      {
      case 0: