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Fix being kicked in survival for block picking - Fixes #3277

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This commit is contained in:
Aikar 2020-05-02 13:32:03 -04:00
parent 4564d6b566
commit bce99d4a94
3 changed files with 5 additions and 5 deletions
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4
Spigot-API-Patches/Expose-game-version.patch
View file

@ -5,7 +5,7 @@ Subject: [PATCH] Expose game version
diff --git a/src/main/java/org/bukkit/Bukkit.java b/src/main/java/org/bukkit/Bukkit.java
index b9973406..d4af3a1d 100644
index ea3e5d6fa..95ad01226 100644
--- a/src/main/java/org/bukkit/Bukkit.java
+++ b/src/main/java/org/bukkit/Bukkit.java
@@ -0,0 +0,0 @@ public final class Bukkit {
@ -28,7 +28,7 @@ index b9973406..d4af3a1d 100644
* Gets a view of all currently logged in players. This {@linkplain
* Collections#unmodifiableCollection(Collection) view} is a reused
diff --git a/src/main/java/org/bukkit/Server.java b/src/main/java/org/bukkit/Server.java
index 80f9abdc..08817f02 100644
index 9ceaac0e8..c3fb1c271 100644
--- a/src/main/java/org/bukkit/Server.java
+++ b/src/main/java/org/bukkit/Server.java
@@ -0,0 +0,0 @@ public interface Server extends PluginMessageRecipient {

2
Spigot-Server-Patches/Expose-game-version.patch
View file

@ -5,7 +5,7 @@ Subject: [PATCH] Expose game version
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index b9a398bc5..5bd6f2a88 100644
index f49193d9d7..1647c09756 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -0,0 +0,0 @@ public final class CraftServer implements Server {

4
Spigot-Server-Patches/Validate-PickItem-Packet-and-kick-for-invalid.patch
View file

@ -5,7 +5,7 @@ Subject: [PATCH] Validate PickItem Packet and kick for invalid
diff --git a/src/main/java/net/minecraft/server/PlayerConnection.java b/src/main/java/net/minecraft/server/PlayerConnection.java
index 38ec22f4c0..60c3af4d64 100644
index 38ec22f4c0..2d83db9b22 100644
--- a/src/main/java/net/minecraft/server/PlayerConnection.java
+++ b/src/main/java/net/minecraft/server/PlayerConnection.java
@@ -0,0 +0,0 @@ public class PlayerConnection implements PacketListenerPlayIn {
@ -14,7 +14,7 @@ index 38ec22f4c0..60c3af4d64 100644
PlayerConnectionUtils.ensureMainThread(packetplayinpickitem, this, this.player.getWorldServer());
- this.player.inventory.c(packetplayinpickitem.b());
+ // Paper start - validate pick item position
+ if (!(packetplayinpickitem.b() >= 0 && packetplayinpickitem.b() < PlayerInventory.getHotbarSize())) {
+ if (!(packetplayinpickitem.b() >= 0 && packetplayinpickitem.b() < this.player.inventory.items.size())) {
+ PlayerConnection.LOGGER.warn("{} tried to set an invalid carried item", this.player.getDisplayName().getString());
+ this.disconnect("Invalid hotbar selection (Hacking?)");
+ return;