Lidia Luna Puerta

How Canonical Support helped a global retail organization trace the cause for an unusual memory leak originating in PID 1. By investigating the issue across three separate system layers our team was able to identify the source and fast-track a patch.

A 12-year-old bug in libnss-db caused getent enumeration to slow to a crawl – and showed how far expert support can go when a customer brings the right evidence and the right question.

This is the story of how Canonical’s Support team provided bug-fix support: we tracked down an upstream change in OpenSC that inadvertently broke FIPS compatibility, coordinated with upstream developers across distributions, and delivered both a hotfix and a proper universal solution.

When a Git vulnerability hit systems past Ubuntu package end of life, teams had to reassess security options. Learn how to stay protected beyond standard support.

DORA requires organizations to know what they run, where it came from, and how it’s maintained. Learn how to build infrastructure with verifiable provenance.

Open source software is known for its ability to lower IT costs. But in 2025, affordability is only part of the story. A new Linux Foundation report, The strategic evolution of open source, reveals that open source has evolved from a tactical cost-saving measure to a mission-critical infrastructure supporting enterprise-grade investments,

Europe’s open source ecosystem is at a turning point. The Linux Foundation’s Open Source as Europe’s Strategic Advantage: Trends, Barriers, and Priorities for the European Open Source Community amid Regulatory and Geopolitical Shifts report shows organizations across the continent are broadly adopting open source software (OSS). But adopt

How real companies have used dedicated Linux support specialists to thrive Nearly a third of IT leaders say lack of expertise is the biggest obstacle they face in managing their open source environments. It’s a problem that slows progress, increases risk, and makes it tough for organizations to unlock the full value of technologies like

In the world of enterprise IT, “support” can mean many things. For some, it’s a safety net – insurance for the day something breaks. For others, it’s the difference between a minor hiccup and a full-scale outage. At Canonical, it means a simple, comprehensive subscription that takes care of everything, so that everything you build

Running Ubuntu 20.04 LTS with ESM keeps your systems up to date with essential security patches. But when something breaks or a complex issue arises, Ubuntu Pro + Support ensures you have Canonical experts on hand to help. Supplementing ESM with support gives you extra peace of mind, keeping your infrastructure stable, safe, and running s

Over the past year, we’ve been busy gathering  your feedback on the redesign of our support portal. We want to make sure the portal meets your evolving needs, and delivers the best possible support experience for your open source software. Your insights drive us forward, and this year, we’ll focus on incorporating your valuable feedback w