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authorUlrich Drepper <drepper@redhat.com>1999-11-12 21:27:41 +0000
committerUlrich Drepper <drepper@redhat.com>1999-11-12 21:27:41 +0000
commita680290af821a9f18df184edb438685f86150ab6 (patch)
treec8e6e6cc6ad75f5af34a4b536f49212a98de839c /nis/nss_nisplus
parent7eafba908e3aaccaf8c9204d1404e3374b946567 (diff)
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Update.
1999-11-12 Thorsten Kukuk <kukuk@suse.de> * nis/nss_nisplus/nisplus-publickey.c: Check for snprintf return value. * sysdeps/unix/sysv/linux/alpha/sys/procfs.h: Follow changes from i386 version. * sysdeps/unix/sysv/linux/arm/sys/procfs.h: Likewise. * sysdeps/unix/sysv/linux/mips/sys/procfs.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/sys/procfs.h: Likewise. * sysdeps/unix/sysv/linux/sys/procfs.h: Likewise. Closes PR libc/1438.
Diffstat (limited to 'nis/nss_nisplus')
-rw-r--r--nis/nss_nisplus/nisplus-publickey.c24
1 files changed, 21 insertions, 3 deletions
diff --git a/nis/nss_nisplus/nisplus-publickey.c b/nis/nss_nisplus/nisplus-publickey.c
index 1620611..2aa494f 100644
--- a/nis/nss_nisplus/nisplus-publickey.c
+++ b/nis/nss_nisplus/nisplus-publickey.c
@@ -1,6 +1,6 @@
-/* Copyright (c) 1997 Free Software Foundation, Inc.
+/* Copyright (c) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library.
- Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997.
+ Contributed by Thorsten Kukuk <kukuk@suse.de>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
@@ -59,6 +59,12 @@ _nss_nisplus_getpublickey (const char *netname, char *pkey, int *errnop)
"[auth_name=%s,auth_type=DES],cred.org_dir.%s",
netname, domain);
+ if (slen >= NIS_MAXNAMELEN)
+ {
+ *errnop = EINVAL;
+ return NSS_STATUS_UNAVAIL;
+ }
+
if (buf[slen - 1] != '.')
{
buf[slen++] = '.';
@@ -131,6 +137,12 @@ _nss_nisplus_getsecretkey (const char *netname, char *skey, char *passwd,
"[auth_name=%s,auth_type=DES],cred.org_dir.%s",
netname, domain);
+ if (slen >= NIS_MAXNAMELEN)
+ {
+ *errnop = EINVAL;
+ return NSS_STATUS_UNAVAIL;
+ }
+
if (buf[slen - 1] != '.')
{
buf[slen++] = '.';
@@ -216,7 +228,7 @@ _nss_nisplus_netname2user (char netname[MAXNETNAMELEN + 1], uid_t *uidp,
{
char *domain;
nis_result *res;
- char sname[NIS_MAXNAMELEN+1]; /* search criteria + table name */
+ char sname[NIS_MAXNAMELEN+2]; /* search criteria + table name */
size_t slen;
char principal[NIS_MAXNAMELEN+1];
int len;
@@ -237,6 +249,12 @@ _nss_nisplus_netname2user (char netname[MAXNETNAMELEN + 1], uid_t *uidp,
"[auth_name=%s,auth_type=DES],cred.org_dir.%s",
netname, domain);
+ if (slen >= NIS_MAXNAMELEN)
+ {
+ *errnop = EINVAL;
+ return NSS_STATUS_UNAVAIL;
+ }
+
if (sname[slen - 1] != '.')
{
sname[slen++] = '.';