From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Telesphoreo <me@telesphoreo.me>
Date: Mon, 22 Aug 2022 21:33:37 -0500
Subject: [PATCH] Fixes out of bounds HangingEntity crash exploit


diff --git a/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java b/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java
index f7d031e9a5aa533d78a49ed6147dd47dd0f27f01..68bd4f64e85f26071640b219bb91b868f8e8aded 100644
--- a/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java
@@ -271,6 +271,13 @@ public abstract class HangingEntity extends Entity {
     public void readAdditionalSaveData(CompoundTag nbt) {
         BlockPos blockposition = new BlockPos(nbt.getInt("TileX"), nbt.getInt("TileY"), nbt.getInt("TileZ"));
 
+        // Scissors start - Fixes exploit where bad TileX, TileY, and TileZ coordinates can crash servers
+        if (level.isLoadedAndInBounds(blockposition))
+        {
+            this.pos = blockposition;
+        }
+        // Scissors end
+
         if (!blockposition.closerThan(this.blockPosition(), 16.0D)) {
             HangingEntity.LOGGER.error("Hanging entity at invalid position: {}", blockposition);
         } else {