USN-4100-1: KConfig and KDE libraries vulnerabilities

Releases

• Ubuntu 19.04
• Ubuntu 18.04 ESM
• Ubuntu 16.04 ESM

Packages

• kconfig - configuration settings framework for Qt
• kde4libs - KDE 4 core applications and libraries

Details

It was discovered that KConfig and KDE libraries have a vulnerability
where an attacker could hide malicious code under desktop and
configuration files. (CVE-2019-14744)

It was discovered that KConfig allows remote attackers to write to
arbitrary files via a ../ in a filename in an archive file. (CVE-2016-6232)

Update instructions

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

Ubuntu 19.04

• libkdecore5 - 4:4.14.38-0ubuntu6.1
• libkf5configcore5 - 5.56.0-0ubuntu1.1

Ubuntu 18.04

• libkdecore5 - 4:4.14.38-0ubuntu3.1
• libkf5configcore5 - 5.44.0-0ubuntu1.1

Ubuntu 16.04

• libkdecore5 - 4:4.14.16-0ubuntu3.3
• libkf5configcore5 - 5.18.0-0ubuntu1.1

In general, a standard system update will make all the necessary changes.

References

• CVE-2016-6232
• CVE-2019-14744

Related notices

• USN-3042-1: libktexteditor4, libkdecore5, libkprintutils4, libknewstuff3-4, libkimproxy4, libknewstuff2-4, libkdewebkit5, kde4libs, libkde3support4, libplasma3, libkcmutils4, libkutils4, libkdesu5, libnepomuk4, libkio5, kdoctools, libsolid4, kdelibs-bin, libkntlm4, libkrosscore4, kdelibs5-dev, libkmediaplayer4, libkjsapi4, libkdeclarative5, libkjsembed4, libknotifyconfig4, libkidletime4, libkparts4, libnepomukquery4a, libkemoticons4, libkpty4, kdelibs5-plugins, libkdeui5, libkrossui4, libthreadweaver4, libkhtml5, libnepomukutils4, libkfile4, kdelibs5-data, libkdnssd4, libkunitconversion4