1 files changed, 45 insertions, 0 deletions
diff --git a/security/nss/fuzz/certDN_target.cc b/security/nss/fuzz/certDN_target.cc
new file mode 100644
index 0000000000..264880ac15
--- /dev/null
+++ b/security/nss/fuzz/certDN_target.cc
@@ -0,0 +1,45 @@
+/* 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 <string>
+
+#include "shared.h"
+
+#define TEST_FUNCTION(f) \
+  out = f(certName);     \
+  free(out);
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
+  std::string name(data, data + size);
+
+  assert(SECOID_Init() == SECSuccess);
+
+  CERTName* certName = CERT_AsciiToName(name.c_str());
+  if (certName) {
+    char* out;
+    TEST_FUNCTION(CERT_NameToAscii)
+    TEST_FUNCTION(CERT_GetCertEmailAddress)
+
+    // These functions call CERT_GetNameElement with different OIDs.
+    // Unfotunately CERT_GetNameElement is not accesible from here.
+    TEST_FUNCTION(CERT_GetCertUid)
+    TEST_FUNCTION(CERT_GetCommonName)
+    TEST_FUNCTION(CERT_GetCountryName)
+    TEST_FUNCTION(CERT_GetDomainComponentName)
+    TEST_FUNCTION(CERT_GetLocalityName)
+    TEST_FUNCTION(CERT_GetOrgName)
+    TEST_FUNCTION(CERT_GetOrgUnitName)
+    TEST_FUNCTION(CERT_GetStateName)
+
+    out = CERT_NameToAsciiInvertible(certName, CERT_N2A_READABLE);
+    free(out);
+    out = CERT_NameToAsciiInvertible(certName, CERT_N2A_STRICT);
+    free(out);
+    out = CERT_NameToAsciiInvertible(certName, CERT_N2A_INVERTIBLE);
+    free(out);
+  }
+  CERT_DestroyName(certName);
+
+  return 0;
+}