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Do not store SID string in a local buffer

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https://fedorahosted.org/freeipa/ticket/3596
This commit is contained in:
Sumit Bose
2013-04-26 09:21:43 +02:00
committed by Rob Crittenden
parent 631b3cf7cd
commit 0f43cd6ea0
1 changed files with 8 additions and 6 deletions
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14
daemons/ipa-slapi-plugins/ipa-extdom-extop/ipa_extdom_common.c
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@@ -432,7 +432,8 @@ int create_response(struct extdom_req *req, struct domain_info *domain_info,
struct extdom_res *res;
uint32_t id;
enum idmap_error_code err;
char sid_str[WBC_SID_STRING_BUFLEN + 1];
char *sid_str;
wbcErr werr;
res = malloc(sizeof(struct extdom_res));
if (res == NULL) {
@@ -450,9 +451,8 @@ int create_response(struct extdom_req *req, struct domain_info *domain_info,
case INP_NAME:
res->response_type = RESP_SID;
len = wbcSidToStringBuf(sid, sid_str,
WBC_SID_STRING_BUFLEN);
if (len + 1 > WBC_SID_STRING_BUFLEN) {
werr = wbcSidToString(sid, &sid_str);
if (!WBC_ERROR_IS_OK(werr)) {
ret = EINVAL;
goto done;
}
@@ -465,13 +465,14 @@ int create_response(struct extdom_req *req, struct domain_info *domain_info,
}
break;
case REQ_FULL:
len = wbcSidToStringBuf(sid, sid_str, WBC_SID_STRING_BUFLEN);
if (len + 1 > WBC_SID_STRING_BUFLEN) {
len = wbcSidToString(sid, &sid_str);
if (!WBC_ERROR_IS_OK(werr)) {
ret = EINVAL;
goto done;
}
err = sss_idmap_sid_to_unix(domain_info->idmap_ctx, sid_str, &id);
wbcFreeMemory(sid_str);
if (err != IDMAP_SUCCESS) {
ret = EINVAL;
goto done;
@@ -566,6 +567,7 @@ int pack_response(struct extdom_res *res, struct berval **ret_val)
switch (res->response_type) {
case RESP_SID:
ret = ber_printf(ber,"{es}", res->response_type, res->data.sid);
wbcFreeMemory(res->data.sid);
break;
case RESP_NAME:
ret = ber_printf(ber,"{e{ss}}", res->response_type,