389-ds-base/SOURCES/0012-Issue-6417-3rd-If-an-entry-RDN-is-identical-to-the-s.patch

72 lines
2.8 KiB
Diff

From 20c20ff195272e0a2ccea6d6b081311798f03eb8 Mon Sep 17 00:00:00 2001
From: tbordaz <tbordaz@redhat.com>
Date: Mon, 13 Jan 2025 15:52:07 +0100
Subject: [PATCH] Issue 6417 - (3rd) If an entry RDN is identical to the
suffix, then Entryrdn gets broken during a reindex (#6480)
Bug description:
The previous fix had a flaw.
In case entryrdn_lookup_dn is called with an undefined suffix
the lookup of the suffix trigger a crash.
For example it can occur during internal search of an
unexisting map (view plugin).
The issue exists in all releases but is hidden since 2.3.
Fix description:
testing the suffix is defined
fixes: #6417
Reviewed by: Pierre Rogier (THnaks !)
---
ldap/servers/slapd/back-ldbm/ldbm_entryrdn.c | 32 +++++++++++---------
1 file changed, 18 insertions(+), 14 deletions(-)
diff --git a/ldap/servers/slapd/back-ldbm/ldbm_entryrdn.c b/ldap/servers/slapd/back-ldbm/ldbm_entryrdn.c
index 2713240c1..e3d765893 100644
--- a/ldap/servers/slapd/back-ldbm/ldbm_entryrdn.c
+++ b/ldap/servers/slapd/back-ldbm/ldbm_entryrdn.c
@@ -1033,21 +1033,25 @@ entryrdn_lookup_dn(backend *be,
dblayer_value_free(be, &data);
dblayer_value_init(be, &data);
- /* Just in case the suffix ID is not '1' retrieve it from the database */
- keybuf = slapi_ch_strdup(slapi_sdn_get_ndn(be->be_suffix));
- dblayer_value_set(be, &key, keybuf, strlen(keybuf) + 1);
- rc = dblayer_cursor_op(&ctx.cursor, DBI_OP_MOVE_TO_KEY, &key, &data);
- if (rc) {
- slapi_log_err(SLAPI_LOG_WARNING, "entryrdn_lookup_dn",
- "Fails to retrieve the ID of suffix %s - keep the default value '%d'\n",
- slapi_sdn_get_ndn(be->be_suffix),
- suffix_id);
- } else {
- elem = (rdn_elem *)data.data;
- suffix_id = id_stored_to_internal(elem->rdn_elem_id);
+ /* Just in case the suffix ID is not '1' retrieve it from the database
+ * if the suffix is not defined suffix_id remains '1'
+ */
+ if (be->be_suffix) {
+ keybuf = slapi_ch_strdup(slapi_sdn_get_ndn(be->be_suffix));
+ dblayer_value_set(be, &key, keybuf, strlen(keybuf) + 1);
+ rc = dblayer_cursor_op(&ctx.cursor, DBI_OP_MOVE_TO_KEY, &key, &data);
+ if (rc) {
+ slapi_log_err(SLAPI_LOG_WARNING, "entryrdn_lookup_dn",
+ "Fails to retrieve the ID of suffix %s - keep the default value '%d'\n",
+ slapi_sdn_get_ndn(be->be_suffix),
+ suffix_id);
+ } else {
+ elem = (rdn_elem *)data.data;
+ suffix_id = id_stored_to_internal(elem->rdn_elem_id);
+ }
+ dblayer_value_free(be, &data);
+ dblayer_value_free(be, &key);
}
- dblayer_value_free(be, &data);
- dblayer_value_free(be, &key);
do {
/* Setting up a key for the node to get its parent */
--
2.48.1