forked from jengelh/openldap2
126 lines
3.2 KiB
Plaintext
126 lines
3.2 KiB
Plaintext
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Index: libraries/libldap/tls_o.c
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===================================================================
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RCS file: /repo/OpenLDAP/pkg/ldap/libraries/libldap/tls_o.c,v
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retrieving revision 1.5.2.4
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retrieving revision 1.5.2.6
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diff -u -r1.5.2.4 -r1.5.2.6
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--- libraries/libldap/tls_o.c 1 Jul 2009 23:04:49 -0000 1.5.2.4
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+++ libraries/libldap/tls_o.c 13 Aug 2009 00:52:04 -0000 1.5.2.6
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@@ -466,7 +466,7 @@
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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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@@ -480,6 +480,7 @@
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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 = tlso_get_cert(s);
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if (!x) {
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@@ -513,15 +514,14 @@
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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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@@ -539,7 +539,7 @@
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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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@@ -579,13 +579,28 @@
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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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+ 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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{
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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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@@ -596,21 +611,20 @@
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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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@@ -618,8 +632,8 @@
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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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