USN-3286-1: KDE-Libs vulnerability

Ubuntu Security Notice USN-3286-1

15th 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 version:

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.