diff --git a/BUILD b/BUILD
index c40ee518bba3007c7becc9c3e6f2781f68f9c09a..92d0e699785fd151c37c8cdabb4b8cfac6fddbec 100644
--- a/BUILD
+++ b/BUILD
@@ -96,6 +96,7 @@ cc_library(
     "src/core/support/time_precise.c",
     "src/core/support/time_win32.c",
     "src/core/support/tls_pthread.c",
+    "src/core/support/wrap_memcpy.c",
   ],
   hdrs = [
     "include/grpc/support/alloc.h",
@@ -1171,6 +1172,7 @@ objc_library(
     "src/core/support/time_precise.c",
     "src/core/support/time_win32.c",
     "src/core/support/tls_pthread.c",
+    "src/core/support/wrap_memcpy.c",
   ],
   hdrs = [
     "include/grpc/support/alloc.h",
diff --git a/Makefile b/Makefile
index 794778dae480681fcfa9999661d5dcf27c2bc0b6..53974d1ef0004b26d007f0a1b36d06b0f077f1b9 100644
--- a/Makefile
+++ b/Makefile
@@ -2247,6 +2247,7 @@ LIBGPR_SRC = \
     src/core/support/time_precise.c \
     src/core/support/time_win32.c \
     src/core/support/tls_pthread.c \
+    src/core/support/wrap_memcpy.c \
 
 PUBLIC_HEADERS_C += \
     include/grpc/support/alloc.h \
@@ -3884,15 +3885,15 @@ ifeq ($(SYSTEM),MINGW32)
 $(LIBDIR)/$(CONFIG)/grpc_csharp_ext.$(SHARED_EXT): $(LIBGRPC_CSHARP_EXT_OBJS)  $(ZLIB_DEP) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(OPENSSL_DEP)
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
-	$(Q) $(LD) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,--output-def=$(LIBDIR)/$(CONFIG)/grpc_csharp_ext.def -Wl,--out-implib=$(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext-imp.a -o $(LIBDIR)/$(CONFIG)/grpc_csharp_ext.$(SHARED_EXT) $(LIBGRPC_CSHARP_EXT_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(ZLIB_MERGE_LIBS)
+	$(Q) $(LD) $(LDFLAGS) -Wl,-wrap,memcpy -L$(LIBDIR)/$(CONFIG) -shared -Wl,--output-def=$(LIBDIR)/$(CONFIG)/grpc_csharp_ext.def -Wl,--out-implib=$(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext-imp.a -o $(LIBDIR)/$(CONFIG)/grpc_csharp_ext.$(SHARED_EXT) $(LIBGRPC_CSHARP_EXT_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(ZLIB_MERGE_LIBS)
 else
 $(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext.$(SHARED_EXT): $(LIBGRPC_CSHARP_EXT_OBJS)  $(ZLIB_DEP) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(OPENSSL_DEP)
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
 ifeq ($(SYSTEM),Darwin)
-	$(Q) $(LD) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -install_name libgrpc_csharp_ext.$(SHARED_EXT) -dynamiclib -o $(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext.$(SHARED_EXT) $(LIBGRPC_CSHARP_EXT_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(ZLIB_MERGE_LIBS)
+	$(Q) $(LD) $(LDFLAGS) -Wl,-wrap,memcpy -L$(LIBDIR)/$(CONFIG) -install_name libgrpc_csharp_ext.$(SHARED_EXT) -dynamiclib -o $(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext.$(SHARED_EXT) $(LIBGRPC_CSHARP_EXT_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(ZLIB_MERGE_LIBS)
 else
-	$(Q) $(LD) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc_csharp_ext.so.0 -o $(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext.$(SHARED_EXT) $(LIBGRPC_CSHARP_EXT_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(ZLIB_MERGE_LIBS)
+	$(Q) $(LD) $(LDFLAGS) -Wl,-wrap,memcpy -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc_csharp_ext.so.0 -o $(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext.$(SHARED_EXT) $(LIBGRPC_CSHARP_EXT_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(ZLIB_MERGE_LIBS)
 	$(Q) ln -sf libgrpc_csharp_ext.$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext.so.0
 	$(Q) ln -sf libgrpc_csharp_ext.$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext.so
 endif
diff --git a/binding.gyp b/binding.gyp
index 133f8f48624570eb5ca6bca9b2bd199cea293bf6..0e4181cc06b0c5c3039d1abd534d62059eedf1e4 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -528,6 +528,7 @@
         'src/core/support/time_precise.c',
         'src/core/support/time_win32.c',
         'src/core/support/tls_pthread.c',
+        'src/core/support/wrap_memcpy.c',
       ],
       "conditions": [
         ['OS == "mac"', {
@@ -743,6 +744,11 @@
             "boringssl",
             "z",
           ]
+        }],
+        ['OS=="linux"', {
+          'ldflags': [
+            '-Wl,-wrap,memcpy'
+          ]
         }]
       ],
       "target_name": "grpc_node",
diff --git a/build.yaml b/build.yaml
index f8d18fbb9a681cf7f725f0f821e920a9459a91f7..41b09aa19e06d63f11a64bd0b09964ca3e4a3703 100644
--- a/build.yaml
+++ b/build.yaml
@@ -511,6 +511,7 @@ libs:
   - src/core/support/time_precise.c
   - src/core/support/time_win32.c
   - src/core/support/tls_pthread.c
+  - src/core/support/wrap_memcpy.c
   filegroups:
   - grpc_codegen
   secure: false
@@ -872,6 +873,7 @@ libs:
   deps:
   - grpc
   - gpr
+  LDFLAGS: -Wl,-wrap,memcpy
   deps_linkage: static
   dll: only
   vs_config_type: DynamicLibrary
diff --git a/gRPC.podspec b/gRPC.podspec
index 30b278798a1d0b3c8876c8bda798a72d330eb09d..70e33edfc9d293baf85b00968204b5a009c7e5bf 100644
--- a/gRPC.podspec
+++ b/gRPC.podspec
@@ -163,6 +163,7 @@ Pod::Spec.new do |s|
                       'src/core/support/time_precise.c',
                       'src/core/support/time_win32.c',
                       'src/core/support/tls_pthread.c',
+                      'src/core/support/wrap_memcpy.c',
                       'src/core/security/auth_filters.h',
                       'src/core/security/base64.h',
                       'src/core/security/credentials.h',
diff --git a/grpc.gemspec b/grpc.gemspec
index 585d3ec9090d613950f96fb93a469b433a6e92a1..13e79d5005a5fcbb4b6b57660e9a749c95aaceb3 100755
--- a/grpc.gemspec
+++ b/grpc.gemspec
@@ -146,6 +146,7 @@ Gem::Specification.new do |s|
   s.files += %w( src/core/support/time_precise.c )
   s.files += %w( src/core/support/time_win32.c )
   s.files += %w( src/core/support/tls_pthread.c )
+  s.files += %w( src/core/support/wrap_memcpy.c )
   s.files += %w( include/grpc/grpc_security.h )
   s.files += %w( include/grpc/byte_buffer.h )
   s.files += %w( include/grpc/byte_buffer_reader.h )
diff --git a/package.json b/package.json
index 0a3440e6e4cf20668bdb07dc74458dffecd3734c..f47a363140895a44c9888af487aee188bfef18c1 100644
--- a/package.json
+++ b/package.json
@@ -503,6 +503,7 @@
     "src/core/support/time_precise.c",
     "src/core/support/time_win32.c",
     "src/core/support/tls_pthread.c",
+    "src/core/support/wrap_memcpy.c",
     "third_party/boringssl/crypto/aes/internal.h",
     "third_party/boringssl/crypto/asn1/asn1_locl.h",
     "third_party/boringssl/crypto/bio/internal.h",
diff --git a/setup.py b/setup.py
index 01e91808543760675f8b550488a76f72b56851d0..6699263ab1136504eee1782a84e58de7e36b1d50 100644
--- a/setup.py
+++ b/setup.py
@@ -80,10 +80,19 @@ EXTENSION_INCLUDE_DIRECTORIES = (
 
 EXTENSION_LIBRARIES = ('m',)
 if not "darwin" in sys.platform:
-    EXTENSION_LIBRARIES += ('rt',)
+  EXTENSION_LIBRARIES += ('rt',)
 
 DEFINE_MACROS = (('OPENSSL_NO_ASM', 1),)
 
+CFLAGS = (,)
+LDFLAGS = (,)
+if "linux" in sys.platform:
+  LDFLAGS += ('-Wl,-wrap,memcpy',)
+if "linux" in sys.platform or "darwin" in sys.platform:
+  CFLAGS += ('-fvisibility=hidden',)
+  DEFINE_MACROS += (('PyMODINIT_FUNC', '__attribute__((visibility ("default"))) void'),)
+
+
 def cython_extensions(package_names, module_names, include_dirs, libraries,
                       define_macros, build_with_cython=False):
   if ENABLE_CYTHON_TRACING:
diff --git a/src/core/support/wrap_memcpy.c b/src/core/support/wrap_memcpy.c
new file mode 100644
index 0000000000000000000000000000000000000000..b191d0396be5637d05ca17a01ef0da9b5b653911
--- /dev/null
+++ b/src/core/support/wrap_memcpy.c
@@ -0,0 +1,46 @@
+/*
+*
+* Copyright 2016, Google Inc.
+* All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are
+* met:
+*
+*     * Redistributions of source code must retain the above copyright
+* notice, this list of conditions and the following disclaimer.
+*     * Redistributions in binary form must reproduce the above
+* copyright notice, this list of conditions and the following disclaimer
+* in the documentation and/or other materials provided with the
+* distribution.
+*     * Neither the name of Google Inc. nor the names of its
+* contributors may be used to endorse or promote products derived from
+* this software without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*
+*/
+
+#include <string.h>
+
+/* Provide a wrapped memcpy for targets that need to be backwards
+ * compatible with older libc's.
+ *
+ * Enable by setting LDFLAGS=-Wl,-wrap,memcpy when linking.
+ */
+
+__asm__(".symver memcpy,memcpy@GLIBC_2.2.5");
+
+void *__wrap_memcpy(void *destination, const void *source, size_t num) {
+  return memcpy(destination, source, num);
+}
diff --git a/src/python/grpcio/grpc_core_dependencies.py b/src/python/grpcio/grpc_core_dependencies.py
index 708091df9f1eba11a7f2a5219a81aec6deb4875d..ad4714da2176fea0eb6ca142c3a4df7aee247902 100644
--- a/src/python/grpcio/grpc_core_dependencies.py
+++ b/src/python/grpcio/grpc_core_dependencies.py
@@ -72,6 +72,7 @@ CORE_SOURCE_FILES = [
   'src/core/support/time_precise.c',
   'src/core/support/time_win32.c',
   'src/core/support/tls_pthread.c',
+  'src/core/support/wrap_memcpy.c',
   'src/core/httpcli/httpcli_security_connector.c',
   'src/core/security/base64.c',
   'src/core/security/client_auth_filter.c',
diff --git a/src/ruby/ext/grpc/extconf.rb b/src/ruby/ext/grpc/extconf.rb
index 018353ce5d8053c8bf549150f5af5dcab3c72e89..3d809856cc0c4e7ab1f7370aa6ffad8acc47f8b9 100644
--- a/src/ruby/ext/grpc/extconf.rb
+++ b/src/ruby/ext/grpc/extconf.rb
@@ -80,6 +80,8 @@ if grpc_config == 'gcov'
   $LDFLAGS << ' -fprofile-arcs -ftest-coverage -rdynamic'
 end
 
+$LDFLAGS << ' -Wl,-wrap,memcpy'
+
 $CFLAGS << ' -std=c99 '
 $CFLAGS << ' -Wall '
 $CFLAGS << ' -Wextra '
diff --git a/templates/Makefile.template b/templates/Makefile.template
index 1770d0f366356415c166dcd107e88b916c010ea3..a3d37804492c05efd5617746e2e556fb37198484 100644
--- a/templates/Makefile.template
+++ b/templates/Makefile.template
@@ -1598,6 +1598,10 @@
 
     if lib.language == 'c++':
       common = common + ' $(LDLIBSXX) $(LDLIBS_PROTOBUF)'
+
+    ldflags = '$(LDFLAGS)'
+    if lib.get('LDFLAGS', None):
+      ldflags += ' ' + lib['LDFLAGS']
   %>
 
   % if lib.build == "all":
@@ -1605,15 +1609,15 @@
   ${out_base}.$(SHARED_EXT): $(LIB${lib.name.upper()}_OBJS) ${mingw_lib_deps}
   	$(E) "[LD]      Linking $@"
   	$(Q) mkdir -p `dirname $@`
-  	$(Q) ${ld} $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,--output-def=${out_base}.def -Wl,--out-implib=${out_libbase}-imp.a -o ${out_base}.$(SHARED_EXT) ${common}${mingw_libs}
+  	$(Q) ${ld} ${ldflags} -L$(LIBDIR)/$(CONFIG) -shared -Wl,--output-def=${out_base}.def -Wl,--out-implib=${out_libbase}-imp.a -o ${out_base}.$(SHARED_EXT) ${common}${mingw_libs}
   else
   ${out_libbase}.$(SHARED_EXT): $(LIB${lib.name.upper()}_OBJS) ${lib_deps}
   	$(E) "[LD]      Linking $@"
   	$(Q) mkdir -p `dirname $@`
   ifeq ($(SYSTEM),Darwin)
-  	$(Q) ${ld} $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -install_name lib${lib.name}.$(SHARED_EXT) -dynamiclib -o ${out_libbase}.$(SHARED_EXT) ${common}${libs}
+  	$(Q) ${ld} ${ldflags} -L$(LIBDIR)/$(CONFIG) -install_name lib${lib.name}.$(SHARED_EXT) -dynamiclib -o ${out_libbase}.$(SHARED_EXT) ${common}${libs}
   else
-  	$(Q) ${ld} $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,lib${lib.name}.so.${settings.version.major} -o ${out_libbase}.$(SHARED_EXT) ${common}${libs}
+  	$(Q) ${ld} ${ldflags} -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,lib${lib.name}.so.${settings.version.major} -o ${out_libbase}.$(SHARED_EXT) ${common}${libs}
   	$(Q) ln -sf lib${lib.name}.$(SHARED_EXT) ${out_libbase}.so.${settings.version.major}
   	$(Q) ln -sf lib${lib.name}.$(SHARED_EXT) ${out_libbase}.so
   endif
diff --git a/templates/binding.gyp.template b/templates/binding.gyp.template
index a913585240dc55fa072bb026fd71540e9076775e..31c9f8c96cf698cf92c50a08b779fc1e59f3c57a 100644
--- a/templates/binding.gyp.template
+++ b/templates/binding.gyp.template
@@ -230,6 +230,11 @@
               % endif
               % endfor
             ]
+          }],
+          ['OS=="linux"', {
+            'ldflags': [
+              '-Wl,-wrap,memcpy'
+            ]
           }]
         ],
         "target_name": "${module.name}",
diff --git a/tools/doxygen/Doxyfile.core.internal b/tools/doxygen/Doxyfile.core.internal
index cd49a1980dc26e9e369affbf31551f0750f3861a..17603802e07d5789e116e15f24e70f430fca9bc7 100644
--- a/tools/doxygen/Doxyfile.core.internal
+++ b/tools/doxygen/Doxyfile.core.internal
@@ -1150,7 +1150,8 @@ src/core/support/time.c \
 src/core/support/time_posix.c \
 src/core/support/time_precise.c \
 src/core/support/time_win32.c \
-src/core/support/tls_pthread.c
+src/core/support/tls_pthread.c \
+src/core/support/wrap_memcpy.c
 
 # This tag can be used to specify the character encoding of the source files
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding. Doxygen uses
diff --git a/tools/run_tests/sources_and_headers.json b/tools/run_tests/sources_and_headers.json
index aef0023a3e5c403ae697dfa488b94c101bc058c8..505385591dee9405889ea9bd4159cf0a3f44376a 100644
--- a/tools/run_tests/sources_and_headers.json
+++ b/tools/run_tests/sources_and_headers.json
@@ -2929,7 +2929,8 @@
       "src/core/support/time_precise.c", 
       "src/core/support/time_precise.h", 
       "src/core/support/time_win32.c", 
-      "src/core/support/tls_pthread.c"
+      "src/core/support/tls_pthread.c", 
+      "src/core/support/wrap_memcpy.c"
     ]
   }, 
   {
diff --git a/vsprojects/vcxproj/gpr/gpr.vcxproj b/vsprojects/vcxproj/gpr/gpr.vcxproj
index b20d6ff77f53946b541b3f957193514464325a7d..2d081240f90185e0694ebc1ebf416cf8338a961d 100644
--- a/vsprojects/vcxproj/gpr/gpr.vcxproj
+++ b/vsprojects/vcxproj/gpr/gpr.vcxproj
@@ -293,6 +293,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\support\tls_pthread.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\support\wrap_memcpy.c">
+    </ClCompile>
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
diff --git a/vsprojects/vcxproj/gpr/gpr.vcxproj.filters b/vsprojects/vcxproj/gpr/gpr.vcxproj.filters
index 85d8ec8672952d438d48f34845f871e5e2e27f58..1480f339d7d8a1321ea2e685576b86a1bef8a5b9 100644
--- a/vsprojects/vcxproj/gpr/gpr.vcxproj.filters
+++ b/vsprojects/vcxproj/gpr/gpr.vcxproj.filters
@@ -127,6 +127,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\support\tls_pthread.c">
       <Filter>src\core\support</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\support\wrap_memcpy.c">
+      <Filter>src\core\support</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="$(SolutionDir)\..\include\grpc\support\alloc.h">