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curl/curl-7.19.4-nss-leak.patch

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diff -ruNp curl-7.19.4.orig/lib/nss.c curl-7.19.4/lib/nss.c
--- curl-7.19.4.orig/lib/nss.c 2009-04-10 12:51:24.940363000 +0200
+++ curl-7.19.4/lib/nss.c 2009-04-10 12:51:59.268700902 +0200
@@ -282,13 +282,12 @@ static int is_file(const char *filename)
return 0;
}
-static int
-nss_load_cert(const char *filename, PRBool cacert)
+static int nss_load_cert(struct ssl_connect_data *ssl,
+ const char *filename, PRBool cacert)
{
#ifdef HAVE_PK11_CREATEGENERICOBJECT
CK_SLOT_ID slotID;
PK11SlotInfo * slot = NULL;
- PK11GenericObject *rv;
CK_ATTRIBUTE *attrs;
CK_ATTRIBUTE theTemplate[20];
CK_BBOOL cktrue = CK_TRUE;
@@ -363,11 +362,12 @@ nss_load_cert(const char *filename, PRBo
/* This load the certificate in our PEM module into the appropriate
* slot.
*/
- rv = PK11_CreateGenericObject(slot, theTemplate, 4, PR_FALSE /* isPerm */);
+ ssl->cacert[slotID] = PK11_CreateGenericObject(slot, theTemplate, 4,
+ PR_FALSE /* isPerm */);
PK11_FreeSlot(slot);
- if(rv == NULL) {
+ if(ssl->cacert[slotID] == NULL) {
free(nickname);
return 0;
}
@@ -474,11 +474,10 @@ static int nss_load_crl(const char* crlf
return 1;
}
-static int nss_load_key(struct connectdata *conn, char *key_file)
+static int nss_load_key(struct connectdata *conn, int sockindex, char *key_file)
{
#ifdef HAVE_PK11_CREATEGENERICOBJECT
PK11SlotInfo * slot = NULL;
- PK11GenericObject *rv;
CK_ATTRIBUTE *attrs;
CK_ATTRIBUTE theTemplate[20];
CK_BBOOL cktrue = CK_TRUE;
@@ -486,6 +485,7 @@ static int nss_load_key(struct connectda
CK_SLOT_ID slotID;
pphrase_arg_t *parg = NULL;
char slotname[SLOTSIZE];
+ struct ssl_connect_data *sslconn = &conn->ssl[sockindex];
attrs = theTemplate;
@@ -505,8 +505,9 @@ static int nss_load_key(struct connectda
strlen(key_file)+1); attrs++;
/* When adding an encrypted key the PKCS#11 will be set as removed */
- rv = PK11_CreateGenericObject(slot, theTemplate, 3, PR_FALSE /* isPerm */);
- if(rv == NULL) {
+ sslconn->key = PK11_CreateGenericObject(slot, theTemplate, 3,
+ PR_FALSE /* isPerm */);
+ if(sslconn->key == NULL) {
PR_SetError(SEC_ERROR_BAD_KEY, 0);
return 0;
}
@@ -554,13 +555,14 @@ static int display_error(struct connectd
return 0; /* The caller will print a generic error */
}
-static int cert_stuff(struct connectdata *conn, char *cert_file, char *key_file)
+static int cert_stuff(struct connectdata *conn,
+ int sockindex, char *cert_file, char *key_file)
{
struct SessionHandle *data = conn->data;
int rv = 0;
if(cert_file) {
- rv = nss_load_cert(cert_file, PR_FALSE);
+ rv = nss_load_cert(&conn->ssl[sockindex], cert_file, PR_FALSE);
if(!rv) {
if(!display_error(conn, PR_GetError(), cert_file))
failf(data, "Unable to load client cert %d.", PR_GetError());
@@ -569,10 +571,10 @@ static int cert_stuff(struct connectdata
}
if(key_file || (is_file(cert_file))) {
if(key_file)
- rv = nss_load_key(conn, key_file);
+ rv = nss_load_key(conn, sockindex, key_file);
else
/* In case the cert file also has the key */
- rv = nss_load_key(conn, cert_file);
+ rv = nss_load_key(conn, sockindex, cert_file);
if(!rv) {
if(!display_error(conn, PR_GetError(), key_file))
failf(data, "Unable to load client key %d.", PR_GetError());
@@ -938,6 +940,12 @@ void Curl_nss_close(struct connectdata *
free(connssl->client_nickname);
connssl->client_nickname = NULL;
}
+ if(connssl->key)
+ (void)PK11_DestroyGenericObject(connssl->key);
+ if(connssl->cacert[1])
+ (void)PK11_DestroyGenericObject(connssl->cacert[1]);
+ if(connssl->cacert[0])
+ (void)PK11_DestroyGenericObject(connssl->cacert[0]);
connssl->handle = NULL;
}
}
@@ -973,6 +981,10 @@ CURLcode Curl_nss_connect(struct connect
if (connssl->state == ssl_connection_complete)
return CURLE_OK;
+ connssl->cacert[0] = NULL;
+ connssl->cacert[1] = NULL;
+ connssl->key = NULL;
+
/* FIXME. NSS doesn't support multiple databases open at the same time. */
PR_Lock(nss_initlock);
if(!initialized) {
@@ -1100,7 +1112,8 @@ CURLcode Curl_nss_connect(struct connect
/* skip the verifying of the peer */
;
else if(data->set.ssl.CAfile) {
- int rc = nss_load_cert(data->set.ssl.CAfile, PR_TRUE);
+ int rc = nss_load_cert(&conn->ssl[sockindex], data->set.ssl.CAfile,
+ PR_TRUE);
if(!rc) {
curlerr = CURLE_SSL_CACERT_BADFILE;
goto error;
@@ -1128,7 +1141,7 @@ CURLcode Curl_nss_connect(struct connect
snprintf(fullpath, sizeof(fullpath), "%s/%s", data->set.ssl.CApath,
entry->name);
- rc = nss_load_cert(fullpath, PR_TRUE);
+ rc = nss_load_cert(&conn->ssl[sockindex], fullpath, PR_TRUE);
/* FIXME: check this return value! */
}
/* This is purposefully tolerant of errors so non-PEM files
@@ -1178,7 +1191,7 @@ CURLcode Curl_nss_connect(struct connect
free(nickname);
goto error;
}
- if(!cert_stuff(conn, data->set.str[STRING_CERT],
+ if(!cert_stuff(conn, sockindex, data->set.str[STRING_CERT],
data->set.str[STRING_KEY])) {
/* failf() is already done in cert_stuff() */
if(nickname_alloc)
diff -ruNp curl-7.19.4.orig/lib/urldata.h curl-7.19.4/lib/urldata.h
--- curl-7.19.4.orig/lib/urldata.h 2009-03-03 00:05:31.000000000 +0100
+++ curl-7.19.4/lib/urldata.h 2009-04-10 12:51:59.270700921 +0200
@@ -93,6 +93,7 @@
#ifdef USE_NSS
#include <nspr.h>
+#include <pk11pub.h>
#endif
#ifdef USE_QSOSSL
@@ -210,6 +211,10 @@ struct ssl_connect_data {
#ifdef USE_NSS
PRFileDesc *handle;
char *client_nickname;
+#ifdef HAVE_PK11_CREATEGENERICOBJECT
+ PK11GenericObject *key;
+ PK11GenericObject *cacert[2];
+#endif
#endif /* USE_NSS */
#ifdef USE_QSOSSL
SSLHandle *handle;
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