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Diffstat (limited to 'libcli/ldap/ldap_message.c')
-rw-r--r--libcli/ldap/ldap_message.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/libcli/ldap/ldap_message.c b/libcli/ldap/ldap_message.c
index f21598374a1..69a48279532 100644
--- a/libcli/ldap/ldap_message.c
+++ b/libcli/ldap/ldap_message.c
@@ -390,7 +390,7 @@ _PUBLIC_ bool ldap_encode(struct ldap_message *msg,
const struct ldap_control_handler *control_handlers,
DATA_BLOB *result, TALLOC_CTX *mem_ctx)
{
- struct asn1_data *data = asn1_init(mem_ctx);
+ struct asn1_data *data = asn1_init(mem_ctx, ASN1_MAX_TREE_DEPTH);
int i, j;
if (!data) return false;
@@ -1162,6 +1162,7 @@ static bool ldap_decode_attribs(TALLOC_CTX *mem_ctx, struct asn1_data *data,
/* This routine returns LDAP status codes */
_PUBLIC_ NTSTATUS ldap_decode(struct asn1_data *data,
+ const struct ldap_request_limits *limits,
const struct ldap_control_handler *control_handlers,
struct ldap_message *msg)
{
@@ -1258,7 +1259,11 @@ _PUBLIC_ NTSTATUS ldap_decode(struct asn1_data *data,
struct ldap_SearchRequest *r = &msg->r.SearchRequest;
int sizelimit, timelimit;
const char **attrs = NULL;
+ size_t request_size = asn1_get_length(data);
msg->type = LDAP_TAG_SearchRequest;
+ if (request_size > limits->max_search_size) {
+ goto prot_err;
+ }
if (!asn1_start_tag(data, tag)) goto prot_err;
if (!asn1_read_OctetString_talloc(msg, data, &r->basedn)) goto prot_err;
if (!asn1_read_enumerated(data, (int *)(void *)&(r->scope))) goto prot_err;