diff options
Diffstat (limited to 'nis/nss_nisplus')
| -rw-r--r-- | nis/nss_nisplus/nisplus-publickey.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/nis/nss_nisplus/nisplus-publickey.c b/nis/nss_nisplus/nisplus-publickey.c index 1620611fbc..2aa494f078 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++] = '.'; |