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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.
19 lines
1013 B
Diff
19 lines
1013 B
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: u9g <winworkswow@gmail.com>
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Date: Mon, 3 Jan 2022 23:32:42 -0500
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Subject: [PATCH] Add missing IAE check for PersistentDataContainer#has
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diff --git a/src/main/java/org/bukkit/craftbukkit/persistence/CraftPersistentDataContainer.java b/src/main/java/org/bukkit/craftbukkit/persistence/CraftPersistentDataContainer.java
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index 3001bb0e3d4af9b16645a0136093db594b89ab01..984e988a47aa55a3fd92198e379d0f92f511daef 100644
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--- a/src/main/java/org/bukkit/craftbukkit/persistence/CraftPersistentDataContainer.java
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+++ b/src/main/java/org/bukkit/craftbukkit/persistence/CraftPersistentDataContainer.java
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@@ -57,6 +57,7 @@ public class CraftPersistentDataContainer implements PersistentDataContainer {
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@Override
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public boolean has(NamespacedKey key) {
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+ Preconditions.checkArgument(key != null, "The provided key for the custom value was null"); // Paper
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return this.customDataTags.get(key.toString()) != null;
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}
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