glibc/sunrpc/Makefile
Florian Weimer f545ad4928 CVE-2022-23218: Buffer overflow in sunrpc svcunix_create (bug 28768)
The sunrpc function svcunix_create suffers from a stack-based buffer
overflow with overlong pathname arguments.

Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
2022-01-17 10:47:58 +01:00

132 lines
4.4 KiB
Makefile

# Copyright (C) 1994-2022 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
# The GNU C Library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
# You should have received a copy of the GNU Lesser General Public
# License along with the GNU C Library; if not, see
# <https://www.gnu.org/licenses/>.
#
# Sub-makefile for sunrpc portion of the library.
#
subdir := sunrpc
include ../Makeconfig
ifdef have-GLIBC_2.31
# The code in this subdirectory is taken from Sun's RPCSRC-4.0
# distribution with some additional changes from the TI-RPC package
# which is also available from Sun. The files are heavily changed to
# compile cleanly and to fit in the GNU environment. All the code
# from Sun's rpc and etc subdirectories is in this directory;
# the rpc subdirectory contains only the header files. Other than
# that, several files were renamed so as not to exceed 14-character
# file name limits:
#
# authunix_prot.c -> authuxprot.c
# clnt_generic.c -> clnt_gen.c
# clnt_perror.c -> clnt_perr.c
# clnt_simple.c -> clnt_simp.c
# get_myaddress.c -> get_myaddr.c
# pmap_getmaps.c -> pm_getmaps.c
# pmap_getport.c -> pm_getport.c
# rpc_callmsg.c -> rpc_cmsg.c
# rpc_commondata.c -> rpc_common.c
# rpc_dtablesize.c -> rpc_dtable.c
# svc_auth_unix.c -> svc_authux.c
# xdr_reference.c -> xdr_ref.c
ifeq ($(build-shared),yes)
need-export-routines := auth_des auth_unix clnt_gen clnt_perr clnt_tcp \
clnt_udp get_myaddr key_call netname pm_getport \
rpc_thread svc svc_tcp svc_udp xcrypt xdr_array xdr \
xdr_intXX_t xdr_mem xdr_ref xdr_sizeof xdr_stdio \
svc_run
routines := auth_none authuxprot clnt_raw clnt_simp \
rpc_dtable getrpcport pmap_clnt pm_getmaps pmap_prot pmap_prot2 \
pmap_rmt rpc_prot rpc_common rpc_cmsg svc_auth svc_authux svc_raw \
svc_simple xdr_float xdr_rec publickey authdes_prot \
des_crypt des_impl des_soft key_prot openchild rtime svcauth_des \
clnt_unix svc_unix create_xid $(need-export-routines) \
rpc_gethostbyname
# We only add the RPC for compatibility to libc.so.
shared-only-routines = $(routines)
endif
tests = tst-xdrmem tst-xdrmem2 test-rpcent tst-udp-error tst-udp-timeout \
tst-udp-nonblocking tst-bug22542 tst-bug28768
xtests := tst-getmyaddr
ifeq ($(have-thread-library),yes)
xtests += thrsvc
tests += tst-udp-garbage tst-svc_register
endif
ifeq (yes,$(build-shared))
rpc-compat-routines = $(addprefix compat-,$(need-export-routines))
rpc-compat-routines.os = $(addprefix $(objpfx), \
$(addsuffix .os,$(rpc-compat-routines)))
extra-objs += $(addsuffix .os,$(rpc-compat-routines))
endif
include ../Rules
ifeq (yes,$(build-shared))
subdir_lib: $(objpfx)librpc_compat_pic.a
$(objpfx)librpc_compat_pic.a: $(rpc-compat-routines.os)
$(AR) cr$(verbose) $@ $^
$(rpc-compat-routines.os): $(objpfx)compat-%.os: %.c $(before-compile)
$(compile-command.c) -DEXPORT_RPC_SYMBOLS
endif
CFLAGS-auth_unix.c += -fexceptions
CFLAGS-key_call.c += -fexceptions
CFLAGS-pmap_rmt.c += -fexceptions
CFLAGS-clnt_perr.c += -fexceptions
CFLAGS-openchild.c += -fexceptions
$(objpfx)tst-getmyaddr: $(common-objpfx)linkobj/libc.so
$(objpfx)tst-xdrmem: $(common-objpfx)linkobj/libc.so
$(objpfx)tst-xdrmem2: $(common-objpfx)linkobj/libc.so
$(objpfx)tst-udp-error: $(common-objpfx)linkobj/libc.so
$(objpfx)tst-svc_register: \
$(common-objpfx)linkobj/libc.so $(shared-thread-library)
$(objpfx)thrsvc: $(common-objpfx)linkobj/libc.so $(shared-thread-library)
$(objpfx)tst-udp-timeout: $(common-objpfx)linkobj/libc.so
$(objpfx)tst-udp-nonblocking: $(common-objpfx)linkobj/libc.so
$(objpfx)tst-udp-garbage: \
$(common-objpfx)linkobj/libc.so $(shared-thread-library)
$(objpfx)tst-bug22542: $(common-objpfx)linkobj/libc.so
else # !have-GLIBC_2.31
routines = $(routines-for-nss)
include ../Rules
ifeq (yes,$(build-shared))
# Create an empty archive, so that Makerules can reference it.
subdir_lib: $(objpfx)librpc_compat_pic.a
$(objpfx)librpc_compat_pic.a: Makefile
$(make-target-directory)
$(AR) cr $@
endif
endif # !have-GLIBC_2.31