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| author | Günther Deschner <gd@samba.org> | 2004-08-25 07:52:23 +0000 |
|---|---|---|
| committer | Gerald (Jerry) Carter <jerry@samba.org> | 2007-10-10 10:52:29 -0500 |
| commit | 77cc4121cf0a31a6594bccd1f86351aee785eb96 (patch) | |
| tree | 20e8daad66f4233daf58e822cdbdaa35334582f5 /source3 | |
| parent | f98af01f43d37d9d633ec8861232fc1c7f66d3f9 (diff) | |
| download | samba-77cc4121cf0a31a6594bccd1f86351aee785eb96.tar.gz samba-77cc4121cf0a31a6594bccd1f86351aee785eb96.tar.bz2 samba-77cc4121cf0a31a6594bccd1f86351aee785eb96.zip | |
r2057: Although rarely used, prevent "net lookup kdc" from segfaulting when
using our own implementation of krb5_lookup_kdc with heimdal. Also,
heimdals krb5_krbhst_next() obviously does not retrieve the struct
addrinfo in the krb5_krbhst_info-struct, using
krb5_krbhst_get_addrinfo() instead.
Guenther
(This used to be commit cca660e109cc94b49ac6bf1f2802235d1d4d4383)
Diffstat (limited to 'source3')
| -rw-r--r-- | source3/configure.in | 1 | ||||
| -rw-r--r-- | source3/libsmb/clikrb5.c | 12 |
2 files changed, 12 insertions, 1 deletions
diff --git a/source3/configure.in b/source3/configure.in index 0dc4838809..d35e89c81f 100644 --- a/source3/configure.in +++ b/source3/configure.in @@ -2758,6 +2758,7 @@ if test x"$with_ads_support" != x"no"; then AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS) AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS) AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS) + AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS) LIBS="$LIBS $KRB5_LIBS" diff --git a/source3/libsmb/clikrb5.c b/source3/libsmb/clikrb5.c index 5fcde4654a..de2f0cec18 100644 --- a/source3/libsmb/clikrb5.c +++ b/source3/libsmb/clikrb5.c @@ -190,6 +190,7 @@ krb5_error_code rc; int num_kdcs, i; struct sockaddr *sa; + struct addrinfo **ai; *addr_pp = NULL; *naddrs = 0; @@ -219,10 +220,19 @@ return -1; } + *addr_pp = malloc(sizeof(struct sockaddr) * num_kdcs); memset(*addr_pp, '\0', sizeof(struct sockaddr) * num_kdcs ); for (i = 0; i < num_kdcs && (rc = krb5_krbhst_next(ctx, hnd, &hinfo) == 0); i++) { - if (hinfo->ai->ai_family == AF_INET) + +#if defined(HAVE_KRB5_KRBHST_GET_ADDRINFO) + rc = krb5_krbhst_get_addrinfo(ctx, hinfo, ai); + if (rc) { + DEBUG(0,("krb5_krbhst_get_addrinfo failed: %s\n", error_message(rc))); + return rc; + } +#endif + if (hinfo->ai && hinfo->ai->ai_family == AF_INET) memcpy(&sa[i], hinfo->ai->ai_addr, sizeof(struct sockaddr)); } |