USN-7965-1: SimGear vulnerability

Publication date

15 January 2026

Overview

SimGear could be made to run programs as an administrator if it opened a specially crafted file.


Packages

  • simgear - set of open-source libraries for assembling 3d simulations, games, and visualizations

Details

It was discovered that SimGear could be made to bypass the sandboxing of
Nasal scripts. An attacker could possibly use this issue to execute
arbitrary code.

It was discovered that SimGear could be made to bypass the sandboxing of
Nasal scripts. An attacker could possibly use this issue to execute
arbitrary code.

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
24.04 LTS noble libsimgear-dev –  1:2020.3.18+dfsg-2.1ubuntu0.1~esm1  
22.04 LTS jammy libsimgear-dev –  1:2020.3.6+dfsg-1ubuntu0.1~esm2  
20.04 LTS focal libsimgear-dev –  1:2019.1.1+dfsg-3ubuntu0.1~esm1  
18.04 LTS bionic libsimgear-dev –  1:2018.1.1+dfsg-1ubuntu0.1~esm1  
16.04 LTS xenial libsimgear-dev –  3.4.0-3ubuntu0.1~esm1  
libsimgearcore3.4.0v5 –  3.4.0-3ubuntu0.1~esm1  
libsimgearscene3.4.0v5 –  3.4.0-3ubuntu0.1~esm1  

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.


Have additional questions?

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