diff --git a/wifi/1.2/default/ringbuffer.cpp b/wifi/1.2/default/ringbuffer.cpp
index 5511f2f..c126b36 100644
--- a/wifi/1.2/default/ringbuffer.cpp
+++ b/wifi/1.2/default/ringbuffer.cpp
@@ -14,6 +14,8 @@
  * limitations under the License.
  */
 
+#include <android-base/logging.h>
+
 #include "ringbuffer.h"
 
 namespace android {
@@ -28,6 +30,11 @@
     if (input.size() == 0) {
         return;
     }
+    if (input.size() > maxSize_) {
+        LOG(INFO) << "Oversized message of " << input.size()
+                  << " bytes is dropped";
+        return;
+    }
     data_.push_back(input);
     size_ += input.size() * sizeof(input[0]);
     while (size_ > maxSize_) {