This week we investigate the mystery of failing GPG signatures for the 16.04 ISO images, plus we look at security updates for CUPS, Avahi, the Linux kernel, FRR, Go and more.

The venerable Ubuntu 18.04 LTS release has transitioned into ESM, plus we look at Till Kamppeter’s excellent guide on how to set up your GitHub projects to receive private vulnerability reports, and we cover the week in security updates including PostgreSQL, Jhead, the Linux kernel, Linux PTP, snapd and a whole lot more.

This week we look at some recent security developments from PyPI, the Linux Security Summit North America and the pending transition of Ubuntu 18.04 to ESM, plus we cover security updates for cups-filter, the Linux kernel, Git, runC, ncurses, cloud-init and more.

Alex and Camila discuss security update management strategies after a recent outage at Datadog was attributed to a security update for systemd on Ubuntu, plus we look at security vulnerabilities in the Linux kernel, OpenStack, Synapse, OpenJDK and more.

The team are back from Prague and bring with them a new segment, drilling into recent academic research in the cybersecurity space - for this inaugural segment new team member Andrei looks at modelling of attacks against network intrusion detections systems, plus we cover the week in security updates looking at vulnerabilities in Django, Ruby, Linux kernel, Erlang, OpenStack and more.

The release of Ubuntu 23.04 Lunar Lobster is nigh so we take a look at some of the things the security team has been doing along the way, plus it’s our 6000th USN so we look back at the last 19 years of USNs whilst covering security updates for the Linux kernel, Emacs, Irssi, Sudo, Firefox and more.

Ubuntu gets pwned at Pwn2Own 2023, plus we cover security updates for vulns in GitPython, object-path, amanda, url-parse and the Linux kernel - and we mention the recording of Alex’s Everything Open 2023 presentation as well.

This week saw the unexpected release of Ubuntu 20.04.6 so we go into the detail behind that, plus we talk Everything Open and we cover security updates including Emacs, LibreCAD, Python, vim and more.

The Ubuntu Security Podcast is on a two week break to focus on Everything Open 2023 in Melbourne next week - come hear Alex talk about Securing a distribution and securing your own open source project in person if you can.

This week we dive into the BlackLotus UEFI bootkit teardown and find out how this malware has some roots in the FOSS ecosystem, plus we look at security updates for the Linux kernel, DCMTK, ZoneMinder, Python, tar and more.