Ubuntu Security Notice 3634-1 - Matthias Gerstner discovered that PackageKit incorrectly handled authentication. A local attacker could possibly use this issue to install arbitrary packages and escalate privileges.
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Ubuntu Security Notice USN-3634-1
April 24, 2018
packagekit vulnerability
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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
After a standard system update you need to reboot your computer to make
all the necessary changes.
References:
https://usn.ubuntu.com/usn/usn-3634-1
CVE-2018-1106
Package Information:
https://launchpad.net/ubuntu/+source/packagekit/1.1.7-1ubuntu0.1