Ubuntu Security Notices
USN-6115-1

USN-6115-1: TeX Live vulnerability

Publication date

30 May 2023

Overview

LuaTeX (TeX Live) could be made to run programs as your login if it compiled a specially crafted TeX file.

Releases

23.04 22.10 22.04 LTS 20.04 LTS 18.04 LTS

Packages

texlive-bin - Binaries for TeX Live

Details

Max Chernoff discovered that LuaTeX (TeX Live) did not properly disable
shell escape. An attacker could possibly use this issue to execute
arbitrary shell commands.

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release	Package Version
23.04 lunar	texlive-binaries – 2022.20220321.62855-5ubuntu0.1
22.10 kinetic	texlive-binaries – 2022.20220321.62855-4ubuntu0.1
22.04 jammy	texlive-binaries – 2021.20210626.59705-1ubuntu0.1
20.04 focal	texlive-binaries – 2019.20190605.51237-3ubuntu0.1
18.04 bionic	texlive-binaries – 2017.20170613.44572-8ubuntu0.2

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References

CVE-2023-32700

CVE-2023-32700