USN-4046-1: Irssi vulnerabilities

4 July 2019

irssi vulnerabilities

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

  • Ubuntu 19.04
  • Ubuntu 18.10
  • Ubuntu 18.04 LTS
  • Ubuntu 16.04 LTS

Summary

Several security issues were fixed in Irssi.

Software Description

  • irssi - terminal based IRC client

Details

It was discovered that Irssi incorrectly handled certain disconnections. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-7054)

It was discovered that Irssi incorrectly handled certain requests. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2019-13045)

Update instructions

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

Ubuntu 19.04
irssi - 1.2.0-2ubuntu1.1
Ubuntu 18.10
irssi - 1.1.1-1ubuntu1.2
Ubuntu 18.04 LTS
irssi - 1.0.5-1ubuntu4.2
Ubuntu 16.04 LTS
irssi - 0.8.19-1ubuntu1.9

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References