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