OCSP: fixed certificate reference leak.
diff --git a/src/event/ngx_event_openssl_stapling.c b/src/event/ngx_event_openssl_stapling.c
index 0e79d6c..9d92421 100644
--- a/src/event/ngx_event_openssl_stapling.c
+++ b/src/event/ngx_event_openssl_stapling.c
@@ -883,6 +883,7 @@
ocsp = ngx_pcalloc(c->pool, sizeof(ngx_ssl_ocsp_t));
if (ocsp == NULL) {
+ X509_free(cert);
return NGX_ERROR;
}
@@ -899,6 +900,7 @@
if (ocsp->certs) {
ocsp->certs = X509_chain_up_ref(ocsp->certs);
if (ocsp->certs == NULL) {
+ X509_free(cert);
return NGX_ERROR;
}
}
@@ -910,6 +912,7 @@
if (store == NULL) {
ngx_ssl_error(NGX_LOG_ERR, c->log, 0,
"SSL_CTX_get_cert_store() failed");
+ X509_free(cert);
return NGX_ERROR;
}
@@ -917,6 +920,7 @@
if (store_ctx == NULL) {
ngx_ssl_error(NGX_LOG_ERR, c->log, 0,
"X509_STORE_CTX_new() failed");
+ X509_free(cert);
return NGX_ERROR;
}
@@ -926,6 +930,7 @@
ngx_ssl_error(NGX_LOG_ERR, c->log, 0,
"X509_STORE_CTX_init() failed");
X509_STORE_CTX_free(store_ctx);
+ X509_free(cert);
return NGX_ERROR;
}
@@ -933,6 +938,7 @@
if (rc <= 0) {
ngx_ssl_error(NGX_LOG_ERR, c->log, 0, "X509_verify_cert() failed");
X509_STORE_CTX_free(store_ctx);
+ X509_free(cert);
return NGX_ERROR;
}
@@ -941,12 +947,15 @@
ngx_ssl_error(NGX_LOG_ERR, c->log, 0,
"X509_STORE_CTX_get1_chain() failed");
X509_STORE_CTX_free(store_ctx);
+ X509_free(cert);
return NGX_ERROR;
}
X509_STORE_CTX_free(store_ctx);
}
+ X509_free(cert);
+
ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
"ssl ocsp validate, certs:%d", sk_X509_num(ocsp->certs));