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Do not accept invalid client settings

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Dieser Commit ist enthalten in:
Spottedleaf 2022-05-07 14:59:20 -07:00
Ursprung 87d2eb2d3b
Commit e399754320
2 geänderte Dateien mit 27 neuen und 3 gelöschten Zeilen
Statistiken anzeigen Patch-Datei herunterladen Vergleichs-Datei herunterladen Alle Dateien ausklappen Alle Dateien einklappen

6
patches/server/0855-Replace-player-chunk-loader-system.patch
Datei anzeigen

@ -84,7 +84,7 @@ index 309dbf5fce3ce940d5e1b57d267b9d6b2c5ff5b6..5ba64e1083b7cb1eec64d1925095c6ca
})); }));
diff --git a/src/main/java/com/destroystokyo/paper/PaperConfig.java b/src/main/java/com/destroystokyo/paper/PaperConfig.java diff --git a/src/main/java/com/destroystokyo/paper/PaperConfig.java b/src/main/java/com/destroystokyo/paper/PaperConfig.java
index 432db841f4b25ab219078501942bcfb586645be1..b6ada92f426c545801b6f0e5b44206f533aca39a 100644 index 318e28b5e93b6842d48745ec53bcc25dbfeaff72..66d360b2c4ae9e380ec6c452a263c04bd3aef4ff 100644
--- a/src/main/java/com/destroystokyo/paper/PaperConfig.java --- a/src/main/java/com/destroystokyo/paper/PaperConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperConfig.java +++ b/src/main/java/com/destroystokyo/paper/PaperConfig.java
@@ -652,4 +652,35 @@ public class PaperConfig { @@ -652,4 +652,35 @@ public class PaperConfig {
@ -125,7 +125,7 @@ index 432db841f4b25ab219078501942bcfb586645be1..b6ada92f426c545801b6f0e5b44206f5
} }
diff --git a/src/main/java/io/papermc/paper/chunk/PlayerChunkLoader.java b/src/main/java/io/papermc/paper/chunk/PlayerChunkLoader.java diff --git a/src/main/java/io/papermc/paper/chunk/PlayerChunkLoader.java b/src/main/java/io/papermc/paper/chunk/PlayerChunkLoader.java
new file mode 100644 new file mode 100644
index 0000000000000000000000000000000000000000..0f62a766a3249d8651a11dce6e9051b162693716 index 0000000000000000000000000000000000000000..12bcf96ec1ba4314c7ea2eab9f3d140559f1dc08
--- /dev/null --- /dev/null
+++ b/src/main/java/io/papermc/paper/chunk/PlayerChunkLoader.java +++ b/src/main/java/io/papermc/paper/chunk/PlayerChunkLoader.java
@@ -0,0 +1,1128 @@ @@ -0,0 +1,1128 @@
@ -1066,7 +1066,7 @@ index 0000000000000000000000000000000000000000..0f62a766a3249d8651a11dce6e9051b1
+ } + }
+ +
+ protected int getClientViewDistance() { + protected int getClientViewDistance() {
+ return this.player.clientViewDistance == null ? -1 : this.player.clientViewDistance.intValue(); + return this.player.clientViewDistance == null ? -1 : Math.max(0, this.player.clientViewDistance.intValue());
+ } + }
+ +
+ public void update() { + public void update() {

24
patches/server/0906-Do-not-accept-invalid-client-settings.patch Normale Datei
Datei anzeigen

@ -0,0 +1,24 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Sat, 7 May 2022 14:58:53 -0700
Subject: [PATCH] Do not accept invalid client settings
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 1a87f61d534ed531132fb43a9d2a45a4b604a6fc..1a1f3664554ae1f2b0110f615e79fa0568407d17 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -3169,6 +3169,13 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
@Override
public void handleClientInformation(ServerboundClientInformationPacket packet) {
PacketUtils.ensureRunningOnSameThread(packet, this, this.player.getLevel());
+ // Paper start - do not accept invalid information
+ if (packet.viewDistance() < 0) {
+ LOGGER.warn("Disconnecting " + this.player.getScoreboardName() + " for invalid view distance: " + packet.viewDistance());
+ this.disconnect("Invalid client settings", PlayerKickEvent.Cause.ILLEGAL_ACTION);
+ return;
+ }
+ // Paper end - do not accept invalid information
this.player.updateOptions(packet);
}