File add-relro-linker-option.patch of Package mozilla-nss.9788
diff -up nss/coreconf/Linux.mk.relro nss/coreconf/Linux.mk --- nss/coreconf/Linux.mk.relro 2013-04-09 14:29:45.943228682 -0700 +++ nss/coreconf/Linux.mk 2013-04-09 14:31:26.194953927 -0700 @@ -174,6 +174,12 @@ endif endif endif +# harden DSOs/executables a bit against exploits +ifeq (2.6,$(firstword $(sort 2.6 $(OS_RELEASE)))) +DSO_LDOPTS+=-Wl,-z,relro +LDFLAGS += -Wl,-z,relro +endif + USE_SYSTEM_ZLIB = 1 ZLIB_LIBS = -lz