PaperMC/patches/server/0873-Guard-against-invalid-entity-positions.patch
Nassim Jahnke ef0e5a642d
Updated Upstream (Bukkit/CraftBukkit/Spigot)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
9ae3f10f SPIGOT-3842: Add Player#fireworkBoost() and expand Firework API
48c0c547 PR-786: Add methods to get sounds from entities

CraftBukkit Changes:
5cc9c022a SPIGOT-7152: Handle hand item changing during air interact event
4ffa1acf6 SPIGOT-7154: Players get kicked when interacting with a conversation
4daa21123 SPIGOT-3842: Add Player#fireworkBoost() and expand Firework API
e5d6a9bbf PR-1100: Add methods to get sounds from entities
b7e9f1c8b SPIGOT-7146: Reduce use of Material switch in ItemMeta

Spigot Changes:
4c157bb4 Rebuild patches
2022-09-12 13:31:45 +02:00

45 lines
2.1 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Thu, 31 Mar 2022 05:18:28 -0700
Subject: [PATCH] Guard against invalid entity positions
Anything not finite should be blocked and logged
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index a0c84b3fc264ef25ef1bcdeba482ac23461411f3..19876a474fec6933322775073d4a161f604a102d 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -4187,11 +4187,33 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
return this.getZ((2.0D * this.random.nextDouble() - 1.0D) * widthScale);
}
+ // Paper start - block invalid positions
+ public static boolean checkPosition(Entity entity, double newX, double newY, double newZ) {
+ if (Double.isFinite(newX) && Double.isFinite(newY) && Double.isFinite(newZ)) {
+ return true;
+ }
+
+ String entityInfo = null;
+ try {
+ entityInfo = entity.toString();
+ } catch (Exception ex) {
+ entityInfo = "[Entity info unavailable] ";
+ }
+ LOGGER.error("New entity position is invalid! Tried to set invalid position (" + newX + "," + newY + "," + newZ + ") for entity " + entity.getClass().getName() + " located at " + entity.position + ", entity info: " + entityInfo, new Throwable());
+ return false;
+ }
+ // Paper end - block invalid positions
+
public final void setPosRaw(double x, double y, double z) {
// Paper start
this.setPosRaw(x, y, z, false);
}
public final void setPosRaw(double x, double y, double z, boolean forceBoundingBoxUpdate) {
+ // Paper start - block invalid positions
+ if (!checkPosition(this, x, y, z)) {
+ return;
+ }
+ // Paper end - block invalid positions
// Paper end
// Paper start - fix MC-4
if (this instanceof ItemEntity) {