devel/kf5-kauth: add fix for CVE-2019-7443
From https://www.kde.org/info/security/advisory-20190209-1.txt :
KDE Project Security Advisory
=============================
Title: kauth: Insecure handling of arguments in helpers
Risk Rating: Medium
CVE: CVE-2019-7443
Versions: KDE Frameworks < 5.55.0
Date: 9 February 2019
Overview
========
KAuth allows to pass parameters with arbitrary types to helpers running as root
over DBus. Certain types can cause crashes and trigger decoding arbitrary
images with dynamically loaded plugins.
Solution
========
Update to kauth >= 5.55.0
Or apply the following patch to kauth:
https://cgit.kde.org/kauth.git/commit/?id=fc70fb0161c1b9144d26389434d34dd135cd3f4a
Credits
=======
Thanks to Fabian Vogt for the report and Albert Astals Cid for the fix.
MFH: 2019Q1
Security: CVE-2019-7443