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89d51d5f29
Because this exploit has been widely known for years and has not been fixed by Mojang, we decided that it was worth allowing people to toggle it on/off due to how easy it is to make it configurable. It should be noted that this decision does not promise all future exploits will be configurable.
25 lines
1.6 KiB
Diff
25 lines
1.6 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Shane Freeder <theboyetronic@gmail.com>
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Date: Wed, 13 Apr 2022 08:25:42 +0100
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Subject: [PATCH] Prevent tile entity copies loading chunks
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diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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index 53a0ad0125e947537ed537b627d1b02c27f0a63d..de2b8ae62bdd9e97aa696768f84543cd4a6522cc 100644
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--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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@@ -3111,7 +3111,12 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
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BlockPos blockposition = BlockEntity.getPosFromTag(nbttagcompound);
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if (this.player.level().isLoaded(blockposition)) {
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- BlockEntity tileentity = this.player.level().getBlockEntity(blockposition);
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+ // Paper start - Prevent tile entity copies loading chunks
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+ BlockEntity tileentity = null;
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+ if (this.player.distanceToSqr(blockposition.getX(), blockposition.getY(), blockposition.getZ()) < 32 * 32 && this.player.serverLevel().isLoadedAndInBounds(blockposition)) {
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+ tileentity = this.player.level().getBlockEntity(blockposition);
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+ }
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+ // Paper end - Prevent tile entity copies loading chunks
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if (tileentity != null) {
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tileentity.saveToItem(itemstack);
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