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authorFlorian Weimer <fweimer@redhat.com>2019-02-04 15:47:59 +0100
committerFlorian Weimer <fweimer@redhat.com>2019-02-04 15:47:59 +0100
commit4e9ff104f2071c096a4f91cb64c0c96e8a18b791 (patch)
treeb8df7235a6b3150ec85b2162e4fe159da008fa07 /nscd
parent525478a25143fa1d040fd857600415fb2e4c0fe1 (diff)
downloadglibc-fw/bug20018-backport.tar.xz
glibc-fw/bug20018-backport.zip
Restore GLIBC_PRIVATE ABI after CVE-2016-10739 fix [BZ #20018]fw/bug20018-backport
This commit avoids adding the __inet_aton_exact@GLIBC_PRIVATE symbol. In master, the separately-compiled getaddrinfo implementation in nscd needs it, however such an internal ABI change is not desirable on a release branch if it can be avoided easily.
Diffstat (limited to 'nscd')
-rw-r--r--nscd/Makefile2
-rw-r--r--nscd/nscd-inet_addr.c24
2 files changed, 25 insertions, 1 deletions
diff --git a/nscd/Makefile b/nscd/Makefile
index b713a84c49..eb23c01a39 100644
--- a/nscd/Makefile
+++ b/nscd/Makefile
@@ -36,7 +36,7 @@ nscd-modules := nscd connections pwdcache getpwnam_r getpwuid_r grpcache \
getsrvbynm_r getsrvbypt_r servicescache \
dbg_log nscd_conf nscd_stat cache mem nscd_setup_thread \
xmalloc xstrdup aicache initgrcache gai res_hconf \
- netgroupcache
+ netgroupcache nscd-inet_addr
ifeq ($(build-nscd)$(have-thread-library),yesyes)
diff --git a/nscd/nscd-inet_addr.c b/nscd/nscd-inet_addr.c
new file mode 100644
index 0000000000..cfa4ac7462
--- /dev/null
+++ b/nscd/nscd-inet_addr.c
@@ -0,0 +1,24 @@
+/* Legacy IPv4 text-to-address functions. Version for nscd.
+ Copyright (C) 2019 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
+ <http://www.gnu.org/licenses/>. */
+
+/* Do not provide definitions of the public symbols exported from
+ libc. */
+#undef weak_alias
+#define weak_alias(from, to)
+
+#include <resolv/inet_addr.c>