USN-3941-1: Lua vulnerability
lua5.3 vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Summary
Lua could be made to crash if it received a specially crafted script.
Software Description
- lua5.3 – Simple, extensible, embeddable programming language
Details
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
- lua5.3 – 5.3.3-1ubuntu0.18.10.1
- Ubuntu 18.04 LTS
- lua5.3 – 5.3.3-1ubuntu0.18.04.1
- Ubuntu 16.04 LTS
- lua5.3 – 5.3.1-1ubuntu2.1
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
References
Source: USN-3941-1: Lua vulnerability
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