From d557ca2dfba5ffcca99ceb41b07d149f871964b5 Mon Sep 17 00:00:00 2001 From: Loki Rautio Date: Mon, 9 Mar 2026 04:45:14 -0500 Subject: LCEMP RCE fixes Based on commit d017bfc30a68888bf5c79b23cf5c4f607cf828bf --- Minecraft.World/ContainerSetContentPacket.cpp | 3 +++ 1 file changed, 3 insertions(+) (limited to 'Minecraft.World/ContainerSetContentPacket.cpp') diff --git a/Minecraft.World/ContainerSetContentPacket.cpp b/Minecraft.World/ContainerSetContentPacket.cpp index ae76e0f0..28ce64e9 100644 --- a/Minecraft.World/ContainerSetContentPacket.cpp +++ b/Minecraft.World/ContainerSetContentPacket.cpp @@ -32,6 +32,9 @@ void ContainerSetContentPacket::read(DataInputStream *dis) //throws IOException { containerId = dis->readByte(); int count = dis->readShort(); + + if (count < 0 || count > 256) count = 0; + items = ItemInstanceArray(count); for (int i = 0; i < count; i++) { -- cgit v1.2.3