diff --git a/libwvdrmengine/oemcrypto/test/oec_session_util.cpp b/libwvdrmengine/oemcrypto/test/oec_session_util.cpp
index 9390c0fc..095ed9aa 100644
--- a/libwvdrmengine/oemcrypto/test/oec_session_util.cpp
+++ b/libwvdrmengine/oemcrypto/test/oec_session_util.cpp
@@ -1367,8 +1367,8 @@ void EntitledMessage::LoadCasKeys(bool load_even, bool load_odd,
 
   // Convert the OEMCrypto_EntitledContentKeyObject to
   // OEMCrypto_EntitledCasKeyObject. Only the first two key object is used.
-  OEMCrypto_EntitledContentKeyObject even_key;
-  OEMCrypto_EntitledContentKeyObject odd_key;
+  OEMCrypto_EntitledContentKeyObject even_key = {};
+  OEMCrypto_EntitledContentKeyObject odd_key = {};
   bool has_even = load_even && num_keys_ >= 1;
   bool has_odd = load_odd && num_keys_ >= 2;
   if (has_even) {
diff --git a/libwvdrmengine/oemcrypto/test/oec_session_util.h b/libwvdrmengine/oemcrypto/test/oec_session_util.h
index e13bb519..3d7839c4 100644
--- a/libwvdrmengine/oemcrypto/test/oec_session_util.h
+++ b/libwvdrmengine/oemcrypto/test/oec_session_util.h
@@ -634,9 +634,9 @@ class EntitledMessage {
   uint32_t num_keys_;
   // Clear Entitlement key data. This is the backing data for
   // |entitled_key_array_|.
-  EntitledContentKeyData entitled_key_data_[kMaxNumKeys];
+  EntitledContentKeyData entitled_key_data_[kMaxNumKeys] = {};
   // Entitled key object. Pointers are backed by |entitled_key_data_|.
-  OEMCrypto_EntitledContentKeyObject entitled_key_array_[kMaxNumKeys];
+  OEMCrypto_EntitledContentKeyObject entitled_key_array_[kMaxNumKeys] = {};
   uint32_t entitled_key_session_;
 };