========================================================================= Ubuntu Security Notice USN-4119-1 September 03, 2019 irssi vulnerability ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 19.04 Summary: Irssi could be made to crash or execute arbitrary code if it received a specially crafted CAP request. Software Description: - irssi: terminal based IRC client Details: It was discovered that Irssi incorrectly handled certain CAP requests. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 19.04: irssi 1.2.0-2ubuntu1.2 After a standard system update you need to restart Irssi to make all the necessary changes. References: https://usn.ubuntu.com/4119-1 CVE-2019-15717 Package Information: https://launchpad.net/ubuntu/+source/irssi/1.2.0-2ubuntu1.2