Scissors/patches/server/0037-Fix-component-extra-em...

19 lines
1.1 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Luna <lunahatesgogle@gmail.com>
Date: Mon, 29 May 2023 19:34:50 -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 9cb6fa8e35c89f73e7c95dbe219a4bf6d00b60a9..fa6151a2361684426bdd3bf3b433fe4dbd0cf47b 100644
--- a/src/main/java/net/minecraft/network/chat/Component.java
+++ b/src/main/java/net/minecraft/network/chat/Component.java
@@ -266,6 +266,7 @@ public interface Component extends Message, FormattedText, Iterable<Component> {
if (!jsonelement.isJsonObject()) {
if (jsonelement.isJsonArray()) {
JsonArray jsonarray = jsonelement.getAsJsonArray();
+ if (jsonarray.size() <= 0) throw new JsonParseException("Unexpected empty array of components"); // Scissors
ichatmutablecomponent = null;
Iterator iterator = jsonarray.iterator();