Your submission was sent successfully! Close

USN-3941-1: Lua vulnerability

8 April 2019

Lua could be made to crash if it received a specially crafted script.



  • lua5.3 - Simple, extensible, embeddable programming language


Fady Othman discovered that Lua incorrectly handled certain scripts.
An attacker could possibly use this issue to cause a denial of service.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 18.10
Ubuntu 18.04
Ubuntu 16.04

In general, a standard system update will make all the necessary changes.