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USN-3086-1: Irssi vulnerabilities

21 September 2016

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

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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)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

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.