USN-3086-1: Irssi vulnerabilities

Ubuntu Security Notice USN-3086-1

21st September, 2016

irssi vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 16.04 LTS

Summary

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

Software description

  • 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 version:

Ubuntu 16.04 LTS:
irssi 0.8.19-1ubuntu1.2

To update your system, please follow these instructions: http://ift.tt/17VXqjU.

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

References

CVE-2016-7044, CVE-2016-7045



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