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Prevent unsafe velocity packet (#1550)

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Obyvante 2022-12-05 15:06:18 +03:00 committed by GitHub
parent e5d0a43ba4
commit ee7ac62b75
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1 changed files with 7 additions and 1 deletions
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src/main/java/net/minestom/server/network/packet/server/play/EntityVelocityPacket.java
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@ -4,6 +4,7 @@ import net.minestom.server.coordinate.Point;
import net.minestom.server.network.NetworkBuffer; import net.minestom.server.network.NetworkBuffer;
import net.minestom.server.network.packet.server.ServerPacket; import net.minestom.server.network.packet.server.ServerPacket;
import net.minestom.server.network.packet.server.ServerPacketIdentifier; import net.minestom.server.network.packet.server.ServerPacketIdentifier;
import net.minestom.server.utils.MathUtils;
import org.jetbrains.annotations.NotNull; import org.jetbrains.annotations.NotNull;
import static net.minestom.server.network.NetworkBuffer.SHORT; import static net.minestom.server.network.NetworkBuffer.SHORT;
@ -16,7 +17,12 @@ public record EntityVelocityPacket(int entityId, short velocityX, short velocity
} }
public EntityVelocityPacket(int entityId, Point velocity) { public EntityVelocityPacket(int entityId, Point velocity) {
this(entityId, (short) velocity.x(), (short) velocity.y(), (short) velocity.z()); this(
entityId,
(short) MathUtils.clamp(velocity.x(), Short.MIN_VALUE, Short.MAX_VALUE),
(short) MathUtils.clamp(velocity.y(), Short.MIN_VALUE, Short.MAX_VALUE),
(short) MathUtils.clamp(velocity.z(), Short.MIN_VALUE, Short.MAX_VALUE)
);
} }
@Override @Override