A weekly podcast talking about the latest developments and updates from the Ubuntu Security team.

Alex Murray

Alex Murray

Latest Episode

Episode 119

Posted on Friday, Jun 11, 2021

This week we cover security updates for the Linux kernel, PolicyKit, Intel Microcode and more, plus we look at a report of an apparent malicious snap in the Snap Store and some of the mechanics behind snap confinement.

Episode 28

Posted on Monday, Apr 15, 2019

This week we look at updates for vulnerabilities in wpa_supplicant, Samba, systemd, wget and more and we talk to Joe about IoT security (or the prevailing lack-thereof).

Episode 27

Posted on Monday, Apr 8, 2019

Carpe Diem for Apache HTTP Server, plus updates for Dovecot, PolicyKit and the Linux kernel, and we talk to Joe McManus about the recent Asus ShadowHammer supply chain attack and more.

Episode 26

Posted on Monday, Apr 1, 2019

This week we look security updates for a heap of packages including Firefox & Thunderbird, PHP & QEMU, plus we discuss Facebook’s recent password storage incident as well as some listener hardening tips and more.

Episode 25

Posted on Monday, Mar 25, 2019

Ghostscript is back to haunt us for another week, plus we look at vulnerabilities in ntfs-3g, snapd, firefox and more.

Episode 24

Posted on Tuesday, Mar 19, 2019

A look at recent fixes for vulnerabilities in poppler, WALinuxAgent, the Linux kernel and more. We also talk about some listener feedback on Ubuntu hardening and the launch of Ubuntu 14.04 ESM.

Episode 23

Posted on Tuesday, Mar 12, 2019

This week we look at security updates for the Linux kernel, PHP and NVIDIA drivers, revealing recent research into GPU based side-channel attacks plus we call for suggestions on hardening features and more.

Episode 22

Posted on Monday, Mar 4, 2019

This week we cover security updates including Firefox, Thunderbird, OpenSSL and another Ghostscript regression, plus we look at a recent report from Capsule8 comparing Linux hardening features across various distributions and we answer some listener questions.

Episode 21

Posted on Thursday, Feb 21, 2019

Double episode covering the security updates from the last 2 weeks, including snapd (DirtySock), systemd and more, plus we talk responsible disclosure and some open positions on the Ubuntu Security team.

Episode 20

Posted on Monday, Feb 11, 2019

This week we look at Linux kernel updates for all releases, OpenSSH, dovecot, curl and more. Plus we answer some frequently asked questions for Ubuntu security, in particular the perennial favourite of why we choose to just backport security fixes instead of doing rolling package version updates to resolve outstanding CVEs.

Episode 19

Posted on Monday, Feb 4, 2019

This week we look at updates to the Linux kernel in preparation for the 18.04.2 release, plus updates for Open vSwitch, Firefox, Avahi, LibVNCServer and more. We also revisit and discuss upstream changes to the mincore() system call to thwart page-cache side-channel attacks first discussed in Episode 17.