In KDE Frameworks KConfig before 5.61.0, malicious desktop files and configuration files lead to code execution with minimal user interaction. This relates to libKF5ConfigCore.so, and the mishandling of .desktop and .directory files, as demonstrated by a shell command on an Icon line in a .desktop file.
https://www.zdnet.com/article/unpatched-kde-vulnerability-disclosed-on-twitter/
https://www.debian.org/security/2019/dsa-4494
https://usn.ubuntu.com/4100-1/
https://security.gentoo.org/glsa/201908-07
https://seclists.org/bugtraq/2019/Aug/9
https://seclists.org/bugtraq/2019/Aug/12
https://lists.debian.org/debian-lts-announce/2019/08/msg00023.html
https://access.redhat.com/errata/RHSA-2019:2606
http://packetstormsecurity.com/files/153981/Slackware-Security-Advisory-kdelibs-Updates.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00034.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00016.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00013.html