Episode 243

It's the end of the year for official duties for the Ubuntu Security team so we take a look back on the security highlights of 2024 for Ubuntu and predict what is coming in 2025.

This week we dive into the details of a number of local privilege escalation vulnerablities discovered by Qualys in the needrestart package, covering topics from confused deputies to the inner workings of the /proc filesystem and responsible disclosure as well.

This week we take a deep dive into the latest Linux malware, GoblinRAT to look at how malware is evolving to stay stealthy and evade detection and how malware authors are learning from modern software development along the way.

For the third and final part in our series for Cybersecurity Awareness Month, Alex is again joined by Luci as well as Diogo Sousa to discuss future trends in cybersecurity and the likely threats of the future.

In the second part of our series for Cybersecurity Awareness Month, Luci is back with Alex, along with Eduardo Barretto to discuss our top cybersecurity best practices.

For the first in a 3-part series for Cybersecurity Awareness month, Luci Stanescu joins Alex to discuss the recent CUPS vulnerabilities as well as the evolution of cybersecurity since the origin of the internet.

John and Maximé have been talking about Ubuntu's AppArmor user namespace restrictions at the the Linux Security Summit in Europe this past week, plus we cover some more details from the official announcement of permission prompting in Ubuntu 24.10, a new release of Intel TDX for Ubuntu 24.04 LTS and more.

The long awaited preview of snapd-based AppArmor file prompting is finally seeing the light of day, plus we cover the recent 24.04.1 LTS release and the podcast officially moves to a fortnightly cycle.

A recent Microsoft Windows update breaks Linux dual-boot - or does it? This week we look into reports of the recent Windows patch-Tuesday update breaking dual-boot, including a deep-dive into the technical details of Secure Boot, SBAT, grub, shim and more, plus we look at a vulnerability in GNOME Shell and the handling of captive portals as well.

This week we take a deep dive behind-the-scenes look into how the team handled a recent report from Snyk's Security Lab of a local privilege escalation vulnerability in `wpa_supplicant` plus we cover security updates in Prometheus Alertmanager, OpenSSL, Exim, snapd, Gross, curl and more.