From 217af233a715c0a8699a1f2dd6f7bb4ecb57de3d Mon Sep 17 00:00:00 2001 From: Nils Dagsson Moskopp Date: Wed, 11 May 2022 20:58:37 +0200 Subject: [PATCH] Add comment to explain hang_emerge --- hang_emerge/init.lua | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/hang_emerge/init.lua b/hang_emerge/init.lua index b24a753..3539ce1 100644 --- a/hang_emerge/init.lua +++ b/hang_emerge/init.lua @@ -1,3 +1,7 @@ +-- Calling minetest.emerge_area() with an out-of-bounds position like +-- below makes Minetest 5.5 hang and waste CPU and RAM resources; any +-- attacker could use it to hang a server. Note that x=32766 is safe. + local emerge = function() local i = 32767 minetest.emerge_area(