Paper/patches/unapplied/server/1013-Add-slot-sanity-checks-in-container-clicks.patch
2023-12-05 18:20:55 +01:00

46 Zeilen
3.0 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Nassim Jahnke <nassim@njahnke.dev>
Date: Mon, 11 Sep 2023 12:01:57 +1000
Subject: [PATCH] Add slot sanity checks in container clicks
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 236ab643cdd65b3572860aedf1f5ac18ff96139a..65bb221993147a558995b36fb835f7b82e0eb4bd 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -2981,6 +2981,12 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
break;
case SWAP:
if ((packet.getButtonNum() >= 0 && packet.getButtonNum() < 9) || packet.getButtonNum() == 40) {
+ // Paper start
+ if (packet.getSlotNum() < 0) {
+ action = InventoryAction.NOTHING;
+ break;
+ }
+ // Paper end
click = (packet.getButtonNum() == 40) ? ClickType.SWAP_OFFHAND : ClickType.NUMBER_KEY;
Slot clickedSlot = this.player.containerMenu.getSlot(packet.getSlotNum());
if (clickedSlot.mayPickup(this.player)) {
diff --git a/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java b/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
index 3ef712299fe248602b0b117c0a8e285cdf4e05c2..aea228ea9fee51c25a03ce1c54bf9dff0741e053 100644
--- a/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
+++ b/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
@@ -423,6 +423,7 @@ public abstract class AbstractContainerMenu {
this.resetQuickCraft();
}
} else if (this.quickcraftStatus == 1) {
+ if (slotIndex < 0) return; // Paper
slot = (Slot) this.slots.get(slotIndex);
itemstack = this.getCarried();
if (AbstractContainerMenu.canItemQuickReplace(slot, itemstack, true) && slot.mayPlace(itemstack) && (this.quickcraftType == 2 || itemstack.getCount() > this.quickcraftSlots.size()) && this.canDragTo(slot)) {
@@ -597,7 +598,8 @@ public abstract class AbstractContainerMenu {
Slot slot2;
int j2;
- if (actionType == ClickType.SWAP) {
+ if (actionType == ClickType.SWAP && (button == 40 || button >= 0 && button < 9)) { // Paper
+ if (slotIndex < 0 || button < 0) return; // Paper
slot2 = (Slot) this.slots.get(slotIndex);
itemstack1 = playerinventory.getItem(button);
itemstack = slot2.getItem();