USN-3086-1: Irssi vulnerabilities

21 September 2016

Irssi could be made to crash if it received specially crafted network traffic.

Releases

Packages

  • irssi - terminal based IRC client

Details

Gabriel Campana and Adrien Guinet discovered that the format parsing code
in Irssi did not properly verify 24bit color codes. A remote attacker could
use this to cause a denial of service (application crash). (CVE-2016-7044)

Gabriel Campana and Adrien Guinet discovered that a buffer overflow existed
in the format parsing code in Irssi. A remote attacker could use this to
cause a denial of service (application crash). (CVE-2016-7045)

Update instructions

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

Ubuntu 16.04

After a standard system update you need to restart Irssi to make
all the necessary changes.