USN-3286-1: KDE-Libs vulnerability

15 May 2017

kde4libs vulnerability

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

  • Ubuntu 14.04 LTS


KDE-Libs could be made to run programs as an administrator if it received specially crafted input.

Software Description

  • kde4libs - KDE 4 core applications and libraries


Sebastian Krahmer discovered that the KDE-Libs Kauth component incorrectly checked services invoking D-Bus. A local attacker could use this issue to gain root privileges.

Update instructions

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

Ubuntu 14.04 LTS
kdelibs5-plugins - 4:4.13.3-0ubuntu0.5

To update your system, please follow these instructions:

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