USN-3634-1: PackageKit vulnerability

24 April 2018

packagekit vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 17.10

Summary

PackageKit could be made to install or run programs as an administrator.

Software Description

  • packagekit - Provides a package management service

Details

Matthias Gerstner discovered that PackageKit incorrectly handled authentication. A local attacker could possibly use this issue to install arbitrary packages and escalate privileges.

Update instructions

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

Ubuntu 17.10
packagekit - 1.1.7-1ubuntu0.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

After a standard system update you need to reboot your computer to make all the necessary changes.

References