diff --git a/drm/mediadrm/plugins/clearkey/aidl/Android.bp b/drm/mediadrm/plugins/clearkey/aidl/Android.bp
index 2732aa7..eaf5051 100644
--- a/drm/mediadrm/plugins/clearkey/aidl/Android.bp
+++ b/drm/mediadrm/plugins/clearkey/aidl/Android.bp
@@ -37,6 +37,7 @@
     static_libs: [
         "android.hardware.common-V2-ndk",
         "libclearkeybase",
+        "libjsoncpp",
     ],
 
     local_include_dirs: ["include"],
@@ -99,6 +100,7 @@
     static_libs: [
         "android.hardware.common-V2-ndk",
         "libclearkeybase_fuzz",
+        "libjsoncpp",
     ],
 
     local_include_dirs: ["include"],
@@ -114,13 +116,10 @@
         "fuzz_aidl_clearkey_service_defaults",
         "service_fuzzer_defaults",
     ],
-    static_libs: [
-        "liblog",
-    ],
     srcs: ["fuzzer.cpp"],
     fuzz_config: {
         cc: [
             "hamzeh@google.com",
         ],
     },
-}
\ No newline at end of file
+}
diff --git a/drm/mediadrm/plugins/clearkey/aidl/DrmPlugin.cpp b/drm/mediadrm/plugins/clearkey/aidl/DrmPlugin.cpp
index ea51e9d..e8dec80 100644
--- a/drm/mediadrm/plugins/clearkey/aidl/DrmPlugin.cpp
+++ b/drm/mediadrm/plugins/clearkey/aidl/DrmPlugin.cpp
@@ -16,6 +16,7 @@
 #define LOG_TAG "clearkey-DrmPlugin"
 
 #include <aidl/android/hardware/drm/DrmMetric.h>
+#include <android-base/parseint.h>
 #include <utils/Log.h>
 
 #include <inttypes.h>
@@ -83,12 +84,14 @@
 void DrmPlugin::initProperties() {
     mStringProperties.clear();
     mStringProperties[kVendorKey] = kAidlVendorValue;
-    mStringProperties[kVersionKey] = kAidlVersionValue;
+    mStringProperties[kVersionKey] = kVersionValue;
     mStringProperties[kPluginDescriptionKey] = kAidlPluginDescriptionValue;
     mStringProperties[kAlgorithmsKey] = kAidlAlgorithmsValue;
     mStringProperties[kListenerTestSupportKey] = kAidlListenerTestSupportValue;
     mStringProperties[kDrmErrorTestKey] = kAidlDrmErrorTestValue;
     mStringProperties[kAidlVersionKey] = kAidlVersionValue;
+    mStringProperties[kOemErrorKey] = "0";
+    mStringProperties[kErrorContextKey] = "0";
 
     std::vector<uint8_t> valueVector;
     valueVector.clear();
@@ -102,6 +105,26 @@
     mByteArrayProperties[kMetricsKey] = valueVector;
 }
 
+int32_t DrmPlugin::getIntProperty(const std::string& prop, int32_t defaultVal) const {
+    if (!mStringProperties.count(prop)) {
+        return defaultVal;
+    }
+    int32_t out = defaultVal;
+    if (!::android::base::ParseInt(mStringProperties.at(prop), &out)) {
+        return defaultVal;
+    }
+    return out;
+}
+
+int32_t DrmPlugin::getOemError() const {
+    return getIntProperty(kOemErrorKey);
+}
+
+int32_t DrmPlugin::getErrorContext() const {
+    return getIntProperty(kErrorContextKey);
+}
+
+//
 // The secure stop in ClearKey implementation is not installed securely.
 // This function merely creates a test environment for testing secure stops APIs.
 // The content in this secure stop is implementation dependent, the clearkey
@@ -127,7 +150,10 @@
         mSessionLibrary->destroySession(session);
         if (session->getMockError() != clearkeydrm::OK) {
             sendSessionLostState(in_sessionId);
-            return toNdkScopedAStatus(Status::ERROR_DRM_INVALID_STATE);
+            return toNdkScopedAStatus(Status::ERROR_DRM_INVALID_STATE,
+                                      nullptr,
+                                      getOemError(),
+                                      getErrorContext());
         }
         mCloseSessionOkCount++;
         return toNdkScopedAStatus(Status::OK);
@@ -198,7 +224,8 @@
         if (!session.get()) {
             return toNdkScopedAStatus(Status::ERROR_DRM_SESSION_NOT_OPENED);
         } else if (session->getMockError() != clearkeydrm::OK) {
-            return toNdkScopedAStatus(session->getMockError());
+            auto err = static_cast<Status>(session->getMockError());
+            return toNdkScopedAStatus(err, nullptr, getOemError(), getErrorContext());
         }
         keyRequestType = KeyRequestType::INITIAL;
     }
@@ -381,6 +408,10 @@
         value = mStringProperties[kDrmErrorTestKey];
     } else if (name == kAidlVersionKey) {
         value = mStringProperties[kAidlVersionKey];
+    } else if (name == kOemErrorKey) {
+        value = mStringProperties[kOemErrorKey];
+    } else if (name == kErrorContextKey) {
+        value = mStringProperties[kErrorContextKey];
     } else {
         ALOGE("App requested unknown string property %s", name.c_str());
         status = Status::ERROR_DRM_CANNOT_HANDLE;
@@ -920,6 +951,13 @@
         }
     }
 
+    if (in_propertyName == kOemErrorKey || in_propertyName == kErrorContextKey) {
+        int32_t err = 0;
+        if (!::android::base::ParseInt(in_value, &err)) {
+            return toNdkScopedAStatus(Status::BAD_VALUE);
+        }
+    }
+
     mStringProperties[key] = std::string(in_value.c_str());
     return toNdkScopedAStatus(Status::OK);
 }
diff --git a/drm/mediadrm/plugins/clearkey/aidl/include/AidlUtils.h b/drm/mediadrm/plugins/clearkey/aidl/include/AidlUtils.h
index 9257b17..0db3c37 100644
--- a/drm/mediadrm/plugins/clearkey/aidl/include/AidlUtils.h
+++ b/drm/mediadrm/plugins/clearkey/aidl/include/AidlUtils.h
@@ -15,9 +15,12 @@
  */
 #pragma once
 
+#include <cstdint>
 #include <string>
 #include <vector>
 
+#include <json/json.h>
+
 #include <android/binder_auto_utils.h>
 #include "aidl/android/hardware/drm/Status.h"
 #include "ClearKeyTypes.h"
@@ -41,17 +44,32 @@
 }
 
 inline ::ndk::ScopedAStatus toNdkScopedAStatus(::aidl::android::hardware::drm::Status status,
-                                               const char* msg = nullptr) {
+                                               const char* msg = nullptr,
+                                               int32_t oemError = 0,
+                                               int32_t errorContext = 0) {
+
+
     if (Status::OK == status) {
         return ::ndk::ScopedAStatus::ok();
-    } else {
-        auto err = static_cast<int32_t>(status);
-        if (msg) {
-            return ::ndk::ScopedAStatus::fromServiceSpecificErrorWithMessage(err, msg);
-        } else {
-            return ::ndk::ScopedAStatus::fromServiceSpecificError(err);
-        }
     }
+
+    Json::Value errObj(Json::objectValue);
+    auto err = static_cast<int32_t>(status);
+    errObj["cdmError"] = err;
+
+    if (oemError) {
+        errObj["oemError"] = oemError;
+    }
+    if (errorContext) {
+        errObj["context"] = errorContext;
+    }
+    if (msg) {
+        errObj["errorMessage"] = msg;
+    }
+
+    Json::FastWriter writer;
+    return ::ndk::ScopedAStatus::fromServiceSpecificErrorWithMessage(
+        err, writer.write(errObj).c_str());
 }
 
 inline ::ndk::ScopedAStatus toNdkScopedAStatus(clearkeydrm::CdmResponseType res) {
diff --git a/drm/mediadrm/plugins/clearkey/aidl/include/DrmPlugin.h b/drm/mediadrm/plugins/clearkey/aidl/include/DrmPlugin.h
index 25c05f0..ea85ac8 100644
--- a/drm/mediadrm/plugins/clearkey/aidl/include/DrmPlugin.h
+++ b/drm/mediadrm/plugins/clearkey/aidl/include/DrmPlugin.h
@@ -148,6 +148,9 @@
 
   private:
     void initProperties();
+    int32_t getIntProperty(const std::string& prop, int32_t defaultVal = 0) const;
+    int32_t getOemError() const;
+    int32_t getErrorContext() const;
     void installSecureStop(const std::vector<uint8_t>& sessionId);
     bool makeKeySetId(std::string* keySetId);
     void setPlayPolicy();
diff --git a/drm/mediadrm/plugins/clearkey/common/include/clearkeydrm/ClearKeyDrmProperties.h b/drm/mediadrm/plugins/clearkey/common/include/clearkeydrm/ClearKeyDrmProperties.h
index bfda388..d4e641e 100644
--- a/drm/mediadrm/plugins/clearkey/common/include/clearkeydrm/ClearKeyDrmProperties.h
+++ b/drm/mediadrm/plugins/clearkey/common/include/clearkeydrm/ClearKeyDrmProperties.h
@@ -21,7 +21,7 @@
 static const std::string kVendorKey("vendor");
 static const std::string kVendorValue("Google");
 static const std::string kVersionKey("version");
-static const std::string kVersionValue("1.2");
+static const std::string kVersionValue("14"); // sync with Android OS version
 static const std::string kPluginDescriptionKey("description");
 static const std::string kPluginDescriptionValue("ClearKey CDM");
 static const std::string kAlgorithmsKey("algorithms");
@@ -35,6 +35,8 @@
 static const std::string kFrameTooLargeValue("frameTooLarge");
 static const std::string kInvalidStateValue("invalidState");
 static const std::string kAidlVersionKey("aidlVersion");
+static const std::string kOemErrorKey("oemError");
+static const std::string kErrorContextKey("errorContext");
 
 static const std::string kDeviceIdKey("deviceId");
 static const uint8_t kTestDeviceIdData[] = {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7,