1 files changed, 39 insertions, 0 deletions
diff --git a/security/nss/fuzz/pkcs8_target.cc b/security/nss/fuzz/pkcs8_target.cc
new file mode 100644
index 0000000000..6ce6f6d043
--- /dev/null
+++ b/security/nss/fuzz/pkcs8_target.cc
@@ -0,0 +1,39 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include <memory>
+#include <vector>
+
+#include "keyhi.h"
+#include "pk11pub.h"
+
+#include "asn1_mutators.h"
+#include "shared.h"
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
+  SECItem data = {siBuffer, (unsigned char *)Data, (unsigned int)Size};
+
+  static std::unique_ptr<NSSDatabase> db(new NSSDatabase());
+  assert(db != nullptr);
+
+  PK11SlotInfo *slot = PK11_GetInternalSlot();
+  assert(slot != nullptr);
+
+  SECKEYPrivateKey *key = nullptr;
+  if (PK11_ImportDERPrivateKeyInfoAndReturnKey(slot, &data, nullptr, nullptr,
+                                               false, false, KU_ALL, &key,
+                                               nullptr) == SECSuccess) {
+    SECKEY_DestroyPrivateKey(key);
+  }
+
+  PK11_FreeSlot(slot);
+  return 0;
+}
+
+extern "C" size_t LLVMFuzzerCustomMutator(uint8_t *data, size_t size,
+                                          size_t max_size, unsigned int seed) {
+  return CustomMutate(
+      Mutators({ASN1MutatorFlipConstructed, ASN1MutatorChangeType}), data, size,
+      max_size, seed);
+}