PaperMC/patches/server/0925-Treat-sequence-violations-like-they-should-be.patch
2023-12-06 11:21:56 -05:00

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1.1 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Thu, 30 Mar 2023 03:13:58 +0100
Subject: [PATCH] Treat sequence violations like they should be
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index b5165fb442c1d292b20fe3cded2103e90a6147bf..0e60bab1166d50d18940cab2bb68963324901279 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -2039,6 +2039,7 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
public void ackBlockChangesUpTo(int sequence) {
if (sequence < 0) {
+ this.disconnect("Expected packet sequence nr >= 0", org.bukkit.event.player.PlayerKickEvent.Cause.ILLEGAL_ACTION); // Paper
throw new IllegalArgumentException("Expected packet sequence nr >= 0");
} else {
this.ackBlockChangesUpTo = Math.max(sequence, this.ackBlockChangesUpTo);