diff --git a/graphics/composer/2.3/utils/hal/include/composer-hal/2.3/ComposerCommandEngine.h b/graphics/composer/2.3/utils/hal/include/composer-hal/2.3/ComposerCommandEngine.h
index f1d61f8..42996dd 100644
--- a/graphics/composer/2.3/utils/hal/include/composer-hal/2.3/ComposerCommandEngine.h
+++ b/graphics/composer/2.3/utils/hal/include/composer-hal/2.3/ComposerCommandEngine.h
@@ -82,7 +82,7 @@
 
         std::vector<IComposerClient::PerFrameMetadataBlob> metadata;
 
-        for (size_t i = 0; i < numBlobs; i++) {
+        for (size_t i = 0; i < numBlobs && length >= 2; i++) {
             IComposerClient::PerFrameMetadataKey key =
                 static_cast<IComposerClient::PerFrameMetadataKey>(readSigned());
             uint32_t blobSize = read();