Scissors/patches/server/0023-Fixes-out-of-bounds-Ha...

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1.3 KiB
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Video <videogamesm12@gmail.com>
Date: Fri, 19 Aug 2022 00:49:38 -0600
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 f88918b7c15b72f4cb1dd313734f550432fd5858..684c7e3cf58fc3a9cd69b8bbf8c722180bfba62b 100644
--- a/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java
@@ -279,6 +279,13 @@ 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 {