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Blog posts tagged
"Bug-fix support"

Lidia Luna Puerta
1 June 2026

How Canonical Support solves hard Linux performance bugs  – even in 12-year old code

Ubuntu Ubuntu tech blog

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. ...

Lidia Luna Puerta
12 February 2026

When an upstream change broke smartcard FIPS authentication – and how we fixed it

Ubuntu Ubuntu tech blog

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. ...