USN-5189-1: GLib vulnerability

Publication date

13 December 2021

Overview

GLib could be used to escalate privilege if it received specially crafted input.


Packages

  • glib2.0 - GLib library of C routines

Details

It was discovered that GLib incorrectly handled certain environment variables.
An attacker could possibly use this issue to escalate privileges.

It was discovered that GLib incorrectly handled certain environment variables.
An attacker could possibly use this issue to escalate privileges.

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
18.04 bionic libglib2.0-0 –  2.56.4-0ubuntu0.18.04.9
libglib2.0-bin –  2.56.4-0ubuntu0.18.04.9
libglib2.0-data –  2.56.4-0ubuntu0.18.04.9
libglib2.0-dev –  2.56.4-0ubuntu0.18.04.9
16.04 xenial libglib2.0-0 –  2.48.2-0ubuntu4.8+esm1  
libglib2.0-bin –  2.48.2-0ubuntu4.8+esm1  
libglib2.0-data –  2.48.2-0ubuntu4.8+esm1  
libglib2.0-dev –  2.48.2-0ubuntu4.8+esm1  
14.04 trusty libglib2.0-0 –  2.40.2-0ubuntu1.1+esm4  
libglib2.0-bin –  2.40.2-0ubuntu1.1+esm4  
libglib2.0-data –  2.40.2-0ubuntu1.1+esm4  
libglib2.0-dev –  2.40.2-0ubuntu1.1+esm4  

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