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25 lines
1.3 KiB
Diff
25 lines
1.3 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Telesphoreo <me@telesphoreo.me>
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Date: Mon, 22 Aug 2022 21:33:37 -0500
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Subject: [PATCH] Fixes out of bounds HangingEntity crash exploit
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diff --git a/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java b/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java
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index 334a47b5e0d205c57dfcbb17168cbd3f21d15606..0227f4ed153d229747722ab709932741e0998dc1 100644
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--- a/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java
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+++ b/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java
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@@ -270,6 +270,13 @@ public abstract class HangingEntity extends Entity {
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public void readAdditionalSaveData(CompoundTag nbt) {
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BlockPos blockposition = new BlockPos(nbt.getInt("TileX"), nbt.getInt("TileY"), nbt.getInt("TileZ"));
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+ // Scissors start - Fixes exploit where bad TileX, TileY, and TileZ coordinates can crash servers
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+ if (level.isLoadedAndInBounds(blockposition))
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+ {
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+ this.pos = blockposition;
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+ }
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+ // Scissors end
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+
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if (!blockposition.closerThan(this.blockPosition(), 16.0D)) {
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HangingEntity.LOGGER.error("Hanging entity at invalid position: {}", blockposition);
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} else {
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