From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Luna <lunahatesgogle@gmail.com>
Date: Mon, 29 May 2023 19:47:48 -0300
Subject: [PATCH] Fix component extra empty array exploit


diff --git a/src/main/java/net/minecraft/network/chat/Component.java b/src/main/java/net/minecraft/network/chat/Component.java
index 6978d14c6bd90ffb640e39e8666430d95d5ef45c..474ed00c09d58a7796cd543c9bcf8752e2f9f742 100644
--- a/src/main/java/net/minecraft/network/chat/Component.java
+++ b/src/main/java/net/minecraft/network/chat/Component.java
@@ -201,6 +201,12 @@ public interface Component extends Message, FormattedText, Iterable<Component> {
             } else if (!jsonelement.isJsonObject()) {
                 if (jsonelement.isJsonArray()) {
                     JsonArray jsonarray = jsonelement.getAsJsonArray();
+                    // Scissors start
+                    if (jsonarray.size() <= 0) {
+                        throw new JsonParseException("Unexpected empty array of components");
+                    }
+                    // Scissors end
+                    
                     MutableComponent ichatmutablecomponent = null;
                     Iterator iterator = jsonarray.iterator();