forked from jengelh/openldap2
5798d8fa39
- FATE#315028 remove memory limit for slapd - FATE#315415: LDAP compat packages required for older SLES versions For this reson following patches were applied: openldap-2.3.37-libldap-suid.diff openldap-2.3.37-libldap-ldapi_url.dif openldap-2.3.37-libldap-ntlm.diff openldap-2.3.37-libldap-gethostbyname_r.dif openldap-2.3.37-libldap-sasl-max-buff-size.dif openldap-2.3.37-libldap-utf8-ADcanonical.dif openldap-2.3.37-liblber-length-decoding.dif openldap-2.3.37-libldap-ld_defconn-ldap_free_connection.dif openldap-2.3.37-libldap-tls_chkhost-its6239.dif openldap-2.3.37-libldap-ssl.dif OBS-URL: https://build.opensuse.org/package/show/network:ldap/openldap2?expand=0&rev=106
122 lines
3.4 KiB
Plaintext
122 lines
3.4 KiB
Plaintext
Index: openldap-2.3.32/libraries/libldap/tls.c
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===================================================================
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--- openldap-2.3.32.orig/libraries/libldap/tls.c
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+++ openldap-2.3.32/libraries/libldap/tls.c
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@@ -981,7 +981,7 @@ ldap_pvt_tls_check_hostname( LDAP *ld, v
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X509 *x;
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const char *name;
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char *ptr;
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- int ntype = IS_DNS;
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+ int ntype = IS_DNS, nlen;
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#ifdef LDAP_PF_INET6
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struct in6_addr addr;
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#else
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@@ -995,6 +995,7 @@ ldap_pvt_tls_check_hostname( LDAP *ld, v
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} else {
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name = name_in;
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}
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+ nlen = strlen(name);
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x = tls_get_cert((SSL *)s);
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if (!x) {
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@@ -1028,15 +1029,14 @@ ldap_pvt_tls_check_hostname( LDAP *ld, v
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ex = X509_get_ext(x, i);
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alt = X509V3_EXT_d2i(ex);
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if (alt) {
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- int n, len1 = 0, len2 = 0;
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+ int n, len2 = 0;
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char *domain = NULL;
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GENERAL_NAME *gn;
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if (ntype == IS_DNS) {
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- len1 = strlen(name);
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domain = strchr(name, '.');
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if (domain) {
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- len2 = len1 - (domain-name);
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+ len2 = nlen - (domain-name);
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}
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}
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n = sk_GENERAL_NAME_num(alt);
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@@ -1054,7 +1054,7 @@ ldap_pvt_tls_check_hostname( LDAP *ld, v
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if (sl == 0) continue;
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/* Is this an exact match? */
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- if ((len1 == sl) && !strncasecmp(name, sn, len1)) {
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+ if ((nlen == sl) && !strncasecmp(name, sn, nlen)) {
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break;
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}
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@@ -1094,13 +1094,27 @@ ldap_pvt_tls_check_hostname( LDAP *ld, v
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if (ret != LDAP_SUCCESS) {
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X509_NAME *xn;
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- char buf[2048];
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- buf[0] = '\0';
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+ X509_NAME_ENTRY *ne;
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+ ASN1_OBJECT *obj;
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+ ASN1_STRING *cn = NULL;
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+ int navas;
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+
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+ /* find the last CN */
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+ obj = OBJ_nid2obj( NID_commonName );
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+ if ( !obj ) goto no_cn; /* should never happen */
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xn = X509_get_subject_name(x);
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- if( X509_NAME_get_text_by_NID( xn, NID_commonName,
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- buf, sizeof(buf)) == -1)
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- {
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+ navas = X509_NAME_entry_count( xn );
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+ for ( i=navas-1; i>=0; i-- ) {
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+ ne = X509_NAME_get_entry( xn, i );
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+ if ( !OBJ_cmp( ne->object, obj )) {
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+ cn = X509_NAME_ENTRY_get_data( ne );
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+ break;
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+ }
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+ }
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+
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+ if( !cn ){
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+no_cn:
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Debug( LDAP_DEBUG_ANY,
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"TLS: unable to get common name from peer certificate.\n",
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0, 0, 0 );
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@@ -1111,21 +1125,20 @@ ldap_pvt_tls_check_hostname( LDAP *ld, v
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ld->ld_error = LDAP_STRDUP(
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_("TLS: unable to get CN from peer certificate"));
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- } else if (strcasecmp(name, buf) == 0 ) {
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+ } else if ( cn->length == nlen &&
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+ strncasecmp( name, (char *) cn->data, nlen ) == 0 ) {
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ret = LDAP_SUCCESS;
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- } else if (( buf[0] == '*' ) && ( buf[1] == '.' )) {
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+ } else if (( cn->data[0] == '*' ) && ( cn->data[1] == '.' )) {
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char *domain = strchr(name, '.');
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if( domain ) {
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- size_t dlen = 0;
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- size_t sl;
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+ size_t dlen;
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- sl = strlen(name);
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- dlen = sl - (domain-name);
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- sl = strlen(buf);
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+ dlen = nlen - (domain-name);
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/* Is this a wildcard match? */
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- if ((dlen == sl-1) && !strncasecmp(domain, &buf[1], dlen)) {
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+ if ((dlen == cn->length-1) &&
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+ !strncasecmp(domain, (char *) &cn->data[1], dlen)) {
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ret = LDAP_SUCCESS;
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}
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}
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@@ -1133,8 +1146,8 @@ ldap_pvt_tls_check_hostname( LDAP *ld, v
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if( ret == LDAP_LOCAL_ERROR ) {
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Debug( LDAP_DEBUG_ANY, "TLS: hostname (%s) does not match "
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- "common name in certificate (%s).\n",
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- name, buf, 0 );
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+ "common name in certificate (%.*s).\n",
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+ name, cn->length, cn->data );
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ret = LDAP_CONNECT_ERROR;
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if ( ld->ld_error ) {
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LDAP_FREE( ld->ld_error );
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