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authorJoseph Sutton <josephsutton@catalyst.net.nz>2023-03-03 17:27:38 +1300
committerAndrew Bartlett <abartlet@samba.org>2023-04-05 02:10:35 +0000
commit784a342785f2aca5bc01e61d210bb6bc103499ff (patch)
tree9efeaf868e9a196f60bb58b5e11b6b7d7b2ccbf9 /lib
parent721493f4bde7f5811b0b4499d0502a1962bc849c (diff)
downloadsamba-784a342785f2aca5bc01e61d210bb6bc103499ff.tar.gz
CVE-2023-0614 ldb: Add function to add distinguishedName to message
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15270 Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz> Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Diffstat (limited to 'lib')
-rw-r--r--lib/ldb/ABI/ldb-2.8.0.sigs1
-rw-r--r--lib/ldb/common/ldb_pack.c6
-rw-r--r--lib/ldb/include/ldb_private.h5
3 files changed, 9 insertions, 3 deletions
diff --git a/lib/ldb/ABI/ldb-2.8.0.sigs b/lib/ldb/ABI/ldb-2.8.0.sigs
index b450b0c8191..27081946f19 100644
--- a/lib/ldb/ABI/ldb-2.8.0.sigs
+++ b/lib/ldb/ABI/ldb-2.8.0.sigs
@@ -149,6 +149,7 @@ ldb_modules_hook: int (struct ldb_context *, enum ldb_module_hook_type)
ldb_modules_list_from_string: const char **(struct ldb_context *, TALLOC_CTX *, const char *)
ldb_modules_load: int (const char *, const char *)
ldb_msg_add: int (struct ldb_message *, const struct ldb_message_element *, int)
+ldb_msg_add_distinguished_name: int (struct ldb_message *)
ldb_msg_add_empty: int (struct ldb_message *, const char *, int, struct ldb_message_element **)
ldb_msg_add_fmt: int (struct ldb_message *, const char *, const char *, ...)
ldb_msg_add_linearized_dn: int (struct ldb_message *, const char *, struct ldb_dn *)
diff --git a/lib/ldb/common/ldb_pack.c b/lib/ldb/common/ldb_pack.c
index 801e7f4996a..296aa2df8fd 100644
--- a/lib/ldb/common/ldb_pack.c
+++ b/lib/ldb/common/ldb_pack.c
@@ -1098,7 +1098,7 @@ int ldb_unpack_data(struct ldb_context *ldb,
/*
add the special distinguishedName element
*/
-static int msg_add_distinguished_name(struct ldb_message *msg)
+int ldb_msg_add_distinguished_name(struct ldb_message *msg)
{
const char *dn_attr = "distinguishedName";
char *dn = NULL;
@@ -1158,7 +1158,7 @@ int ldb_filter_attrs(struct ldb_context *ldb,
/* Shortcuts for the simple cases */
} else if (add_dn && i == 1) {
- if (msg_add_distinguished_name(filtered_msg) != 0) {
+ if (ldb_msg_add_distinguished_name(filtered_msg) != 0) {
goto failed;
}
return 0;
@@ -1238,7 +1238,7 @@ int ldb_filter_attrs(struct ldb_context *ldb,
filtered_msg->num_elements = num_elements;
if (add_dn) {
- if (msg_add_distinguished_name(filtered_msg) != 0) {
+ if (ldb_msg_add_distinguished_name(filtered_msg) != 0) {
goto failed;
}
}
diff --git a/lib/ldb/include/ldb_private.h b/lib/ldb/include/ldb_private.h
index f6f47c28cf3..c6cff44942a 100644
--- a/lib/ldb/include/ldb_private.h
+++ b/lib/ldb/include/ldb_private.h
@@ -320,6 +320,11 @@ int ldb_match_message(struct ldb_context *ldb,
/* Reallocate elements to drop any excess capacity. */
void ldb_msg_shrink_to_fit(struct ldb_message *msg);
+/*
+ add the special distinguishedName element
+*/
+int ldb_msg_add_distinguished_name(struct ldb_message *msg);
+
/**
* @brief Convert a character to uppercase with ASCII precedence.
*