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-rw-r--r--source3/libads/ads_struct.c18
-rw-r--r--source3/libads/krb5_setpw.c25
-rw-r--r--source3/libads/ldap.c39
3 files changed, 59 insertions, 23 deletions
diff --git a/source3/libads/ads_struct.c b/source3/libads/ads_struct.c
index c45805cd16..652bfe31be 100644
--- a/source3/libads/ads_struct.c
+++ b/source3/libads/ads_struct.c
@@ -33,32 +33,34 @@ char *ads_build_path(const char *realm, const char *sep, const char *field, int
r = strdup(realm);
- if (!r || !*r) return r;
+ if (!r || !*r)
+ return r;
- for (p=r; *p; p++) {
- if (strchr(sep, *p)) numbits++;
- }
+ for (p=r; *p; p++)
+ if (strchr(sep, *p))
+ numbits++;
len = (numbits+1)*(strlen(field)+1) + strlen(r) + 1;
ret = malloc(len);
+ if (!ret)
+ return NULL;
+
strlcpy(ret,field, len);
p=strtok(r,sep);
strlcat(ret, p, len);
while ((p=strtok(NULL,sep))) {
char *s;
- if (reverse) {
+ if (reverse)
asprintf(&s, "%s%s,%s", field, p, ret);
- } else {
+ else
asprintf(&s, "%s,%s%s", ret, field, p);
- }
free(ret);
ret = s;
}
free(r);
-
return ret;
}
diff --git a/source3/libads/krb5_setpw.c b/source3/libads/krb5_setpw.c
index 73d370d75f..087b0e9a71 100644
--- a/source3/libads/krb5_setpw.c
+++ b/source3/libads/krb5_setpw.c
@@ -139,13 +139,19 @@ static krb5_error_code build_setpw_request(krb5_context context,
}
packet->data = (char *)malloc(ap_req->length + cipherpw.length + 6);
+ if (!packet->data)
+ return -1;
/* see the RFC for details */
p = ((char *)packet->data) + 2;
- RSSVAL(p, 0, 0xff80); p += 2;
- RSSVAL(p, 0, ap_req->length); p += 2;
- memcpy(p, ap_req->data, ap_req->length); p += ap_req->length;
- memcpy(p, cipherpw.data, cipherpw.length); p += cipherpw.length;
+ RSSVAL(p, 0, 0xff80);
+ p += 2;
+ RSSVAL(p, 0, ap_req->length);
+ p += 2;
+ memcpy(p, ap_req->data, ap_req->length);
+ p += ap_req->length;
+ memcpy(p, cipherpw.data, cipherpw.length);
+ p += cipherpw.length;
packet->length = PTR_DIFF(p,packet->data);
RSSVAL(packet->data, 0, packet->length);
@@ -397,6 +403,17 @@ ADS_STATUS krb5_set_password(const char *kdc_host, const char *princ, const char
chpw_rep.length = 1500;
chpw_rep.data = (char *) malloc(chpw_rep.length);
+ if (!chpw_rep.data) {
+ close(sock);
+ free(ap_req.data);
+ krb5_free_creds(context, credsp);
+ krb5_free_principal(context, creds.client);
+ krb5_free_principal(context, principal);
+ krb5_free_context(context);
+ DEBUG(1,("send of chpw failed (%s)\n", strerror(errno)));
+ errno = ENOMEM;
+ return ADS_ERROR_SYSTEM(errno);
+ }
ret = read(sock, chpw_rep.data, chpw_rep.length);
if (ret < 0) {
diff --git a/source3/libads/ldap.c b/source3/libads/ldap.c
index 603f17c994..41e70fbcae 100644
--- a/source3/libads/ldap.c
+++ b/source3/libads/ldap.c
@@ -1528,7 +1528,8 @@ char *ads_pull_string(ADS_STRUCT *ads,
int rc;
values = ldap_get_values(ads->ld, msg, field);
- if (!values) return NULL;
+ if (!values)
+ return NULL;
if (values[0]) {
rc = pull_utf8_talloc(mem_ctx, &ux_string,
@@ -1557,15 +1558,22 @@ char **ads_pull_strings(ADS_STRUCT *ads,
int i, n;
values = ldap_get_values(ads->ld, msg, field);
- if (!values) return NULL;
+ if (!values)
+ return NULL;
- for (i=0;values[i];i++) /* noop */ ;
+ for (i=0;values[i];i++)
+ /* noop */ ;
n = i;
ret = talloc(mem_ctx, sizeof(char *) * (n+1));
+ if (!ret) {
+ ldap_value_free(values);
+ return NULL;
+ }
for (i=0;i<n;i++) {
if (pull_utf8_talloc(mem_ctx, &ret[i], values[i]) == -1) {
+ ldap_value_free(values);
return NULL;
}
}
@@ -1590,7 +1598,8 @@ BOOL ads_pull_uint32(ADS_STRUCT *ads,
char **values;
values = ldap_get_values(ads->ld, msg, field);
- if (!values) return False;
+ if (!values)
+ return False;
if (!values[0]) {
ldap_value_free(values);
return False;
@@ -1614,7 +1623,8 @@ BOOL ads_pull_guid(ADS_STRUCT *ads,
char **values;
values = ldap_get_values(ads->ld, msg, "objectGUID");
- if (!values) return False;
+ if (!values)
+ return False;
if (values[0]) {
memcpy(guid, values[0], sizeof(GUID));
@@ -1643,11 +1653,11 @@ BOOL ads_pull_sid(ADS_STRUCT *ads,
values = ldap_get_values_len(ads->ld, msg, field);
- if (!values) return False;
+ if (!values)
+ return False;
- if (values[0]) {
+ if (values[0])
ret = sid_parse(values[0]->bv_val, values[0]->bv_len, sid);
- }
ldap_value_free_len(values);
return ret;
@@ -1671,16 +1681,23 @@ int ads_pull_sids(ADS_STRUCT *ads, TALLOC_CTX *mem_ctx,
values = ldap_get_values_len(ads->ld, msg, field);
- if (!values) return 0;
+ if (!values)
+ return 0;
- for (i=0; values[i]; i++) /* nop */ ;
+ for (i=0; values[i]; i++)
+ /* nop */ ;
(*sids) = talloc(mem_ctx, sizeof(DOM_SID) * i);
+ if (!(*sids)) {
+ ldap_value_free_len(values);
+ return 0;
+ }
count = 0;
for (i=0; values[i]; i++) {
ret = sid_parse(values[i]->bv_val, values[i]->bv_len, &(*sids)[count]);
- if (ret) count++;
+ if (ret)
+ count++;
}
ldap_value_free_len(values);