nss/nsspem-596674.patch

diff -up ./mozilla/security/nss/lib/ckfw/pem/pinst.c.596783 ./mozilla/security/nss/lib/ckfw/pem/pinst.c
--- ./mozilla/security/nss/lib/ckfw/pem/pinst.c.596783	2010-06-06 18:27:27.256318318 -0700
+++ ./mozilla/security/nss/lib/ckfw/pem/pinst.c	2010-06-06 20:45:28.158442982 -0700
@@ -151,7 +151,7 @@ GetCertFields(unsigned char *cert, int c
     buf = issuer->data + issuer->len;
 
     /* only wanted issuer/SN */
-    if (valid == NULL) {
+    if (subject == NULL || valid == NULL || subjkey == NULL) {
         return SECSuccess;
     }
     /* validity */
@@ -219,53 +219,93 @@ CreateObject(CK_OBJECT_CLASS objClass,
         memset(&o->u.trust, 0, sizeof(o->u.trust));
         break;
     }
+
+    o->nickname = (char *) nss_ZAlloc(NULL, strlen(nickname) + 1);
+    if (o->nickname == NULL)
+        goto fail;
+    strcpy(o->nickname, nickname);
+
+    sprintf(id, "%d", objid);
+    len = strlen(id) + 1;       /* zero terminate */
+    o->id.data = (void *) nss_ZAlloc(NULL, len);
+    if (o->id.data == NULL)
+        goto fail;
+    (void) nsslibc_memcpy(o->id.data, id, len);
+    o->id.size = len;
+
     o->objClass = objClass;
     o->type = type;
     o->slotID = slotID;
+
     o->derCert = nss_ZNEW(NULL, SECItem);
+    if (o->derCert == NULL)
+        goto fail;
     o->derCert->data = (void *) nss_ZAlloc(NULL, certDER->len);
+    if (o->derCert->data == NULL)
+        goto fail;
     o->derCert->len = certDER->len;
     nsslibc_memcpy(o->derCert->data, certDER->data, certDER->len);
 
     switch (objClass) {
     case CKO_CERTIFICATE:
     case CKO_NETSCAPE_TRUST:
-        GetCertFields(o->derCert->data,
-                      o->derCert->len, &issuer, &serial,
-                      &derSN, &subject, &valid, &subjkey);
+        if (SECSuccess != GetCertFields(o->derCert->data, o->derCert->len,
+                                        &issuer, &serial, &derSN, &subject,
+                                        &valid, &subjkey))
+            goto fail;
 
         o->u.cert.subject.data = (void *) nss_ZAlloc(NULL, subject.len);
+        if (o->u.cert.subject.data == NULL)
+            goto fail;
         o->u.cert.subject.size = subject.len;
         nsslibc_memcpy(o->u.cert.subject.data, subject.data, subject.len);
 
         o->u.cert.issuer.data = (void *) nss_ZAlloc(NULL, issuer.len);
+        if (o->u.cert.issuer.data == NULL) {
+            nss_ZFreeIf(o->u.cert.subject.data);
+            goto fail;
+        }
         o->u.cert.issuer.size = issuer.len;
         nsslibc_memcpy(o->u.cert.issuer.data, issuer.data, issuer.len);
 
         o->u.cert.serial.data = (void *) nss_ZAlloc(NULL, serial.len);
+        if (o->u.cert.serial.data == NULL) {
+            nss_ZFreeIf(o->u.cert.issuer.data);
+            nss_ZFreeIf(o->u.cert.subject.data);
+            goto fail;
+        }
         o->u.cert.serial.size = serial.len;
         nsslibc_memcpy(o->u.cert.serial.data, serial.data, serial.len);
         break;
     case CKO_PRIVATE_KEY:
         o->u.key.key.privateKey = nss_ZNEW(NULL, SECItem);
+        if (o->u.key.key.privateKey == NULL)
+            goto fail;
         o->u.key.key.privateKey->data =
             (void *) nss_ZAlloc(NULL, keyDER->len);
+        if (o->u.key.key.privateKey->data == NULL) {
+            nss_ZFreeIf(o->u.key.key.privateKey);
+            goto fail;
+        }
         o->u.key.key.privateKey->len = keyDER->len;
         nsslibc_memcpy(o->u.key.key.privateKey->data, keyDER->data,
                        keyDER->len);
     }
 
-    o->nickname = (char *) nss_ZAlloc(NULL, strlen(nickname) + 1);
-    strcpy(o->nickname, nickname);
-
-    sprintf(id, "%d", objid);
-
-    len = strlen(id) + 1;       /* zero terminate */
-    o->id.data = (void *) nss_ZAlloc(NULL, len);
-    (void) nsslibc_memcpy(o->id.data, id, len);
-    o->id.size = len;
 
     return o;
+
+fail:
+    if (o) {
+        if (o->derCert) {
+            nss_ZFreeIf(o->derCert->data);
+            nss_ZFreeIf(o->derCert);
+        }
+        nss_ZFreeIf(o->id.data);
+        nss_ZFreeIf(o->nickname);
+        nss_ZFreeIf(o);
+    }
+    return NULL;
 }
 
 pemInternalObject *
@@ -306,6 +346,8 @@ AddObjectIfNeeded(CK_OBJECT_CLASS objCla
     /* object not found, we need to create it */
     pemInternalObject *io = CreateObject(objClass, type, certDER, keyDER,
                                          filename, objid, slotID);
+    if (io == NULL)
+        return NULL;
 
     io->gobjIndex = count;