Arch Linux Security Advisory ASA-201711-19
=========================================
Severity: Medium
Date    : 2017-11-12
CVE-ID  : CVE-2017-15923
Package : konversation
Type    : denial of service
Remote  : Yes
Link    : https://security.archlinux.org/AVG-489

Summary
======
The package konversation before version 1.7.3-1 is vulnerable to denial
of service.

Resolution
=========
Upgrade to 1.7.3-1.

# pacman -Syu "konversation>=1.7.3-1"

The problem has been fixed upstream in version 1.7.3.

Workaround
=========
Go to Interface -> Colors in the Configure Konversation dialog and
uncheck Allow Colored Text in IRC Messages (near the bottom)

Description
==========
A denial of service vulnerability has been discovered in Konversation
before 1.7.3 when handling colors in IRC messages. Any malicious user
connected to the same IRC network could send a carefully crafted
message that would crash the Konversation user client.

Impact
=====
A remote attacker is able to craft messages that can result in the
client crashing.

References
=========
https://kde.org/info/security/advisory-20171112-1.txt
;id=34cc9556c1a089fac6b674d3bd6f2248e9512902
https://security.archlinux.org/CVE-2017-15923