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


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LATEST EPISODE


EPISODE 236

Posted on Friday, Sep 6, 2024

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.

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EPISODE 235

Posted on Friday, Aug 23, 2024

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.


EPISODE 234

Posted on Friday, Aug 9, 2024

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.


EPISODE 233

Posted on Friday, Aug 2, 2024

This week we take a look at the recent Crowdstrike outage and what we can learn
from it compared to the testing and release process for security updates in
Ubuntu, plus we cover details of vulnerabilities in poppler, phpCAS, EDK II,
Python, OpenJDK and one package with over 300 CVE fixes in a single update.


EPISODE 232

Posted on Friday, Jul 5, 2024

This week we deep-dive into one of the best vulnerabilities we’ve seen in a long
time regreSSHion - an unauthenticated, remote, root code-execution vulnerability
in OpenSSH. Plus we cover updates for Plasma Workspace, Ruby, Netplan,
FontForge, OpenVPN and a whole lot more.


EPISODE 231

Posted on Friday, Jun 28, 2024

A look into CISA’s Known Exploited Vulnerability Catalogue is on our minds this
week, plus we look at vulnerability updates for gdb, Ansible, CUPS, libheif,
Roundcube, the Linux kernel and more.


EPISODE 230

Posted on Thursday, Jun 20, 2024

This week we bring you a special edition of the podcast, featuring an interview
between Ijlal Loutfi and Karen Horovitz who deep-dive into Confidential
Computing. Ranging from a high-level discussion of the need for and the features
provided by confidential computing, through to the specifics of how this is
implemented in Ubuntu and a look at similar future security technologies that
are on the horizon.


EPISODE 229

Posted on Friday, May 31, 2024

As the podcast winds down for a break over the next month, this week we talk
about RSA timing side-channel attacks and the recently announced DNSBomb
vulnerability as we cover security updates in VLC, OpenSSL, Netatalk, WebKitGTK,
amavisd-new, Unbound, Intel Microcode and more.


EPISODE 228

Posted on Friday, May 24, 2024

The team is back from Madrid and this week we bring you some of our plans for
the upcoming Ubuntu 24.10 release, plus we talk about Google’s kernelCTF project
and Mozilla’s PDF.js sandbox when covering security updates for the Linux
kernel, Firefox, Spreadsheet::ParseExcel, idna and more.


EPISODE 227

Posted on Friday, May 3, 2024

Ubuntu 24.04 LTS is finally released and we cover all the new security features
it brings, plus we look at security vulnerabilities in, and updates for,
FreeRDP, Zabbix, CryptoJS, cpio, less, JSON5 and a heap more.


EPISODE 226

Posted on Friday, Apr 19, 2024

John and Georgia are at the Linux Security Summit presenting on some long
awaited developments in AppArmor and we give you all the details in a sneak peek
preview as well as some of the other talks to look out for, plus we cover
security updates for NSS, Squid, Apache, libvirt and more and we put out a call
for testing of a pending AppArmor security fix too.

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