Linux

Alpine Linux has published a security advisory detailing a password authentication bypass vulnerability in OpenSSH-server. The warning concerns users of the lightweight distribution widely used in servers and containers. Administrators are being urged to review the advisory and update their systems, with the news drawing significant attention from security-minded developers discussing its implications.

Discussions are under way on how to reduce NixOS's memory footprint and resource requirements to an absolute minimum, with enthusiasts sharing configuration techniques to make the Linux distribution viable on low-spec hardware. The topic has drawn notable engagement from the low-end computing community, where squeezing usable performance out of minimal RAM allocations is a persistent challenge.

Teenagent, a comedic point-and-click adventure first released in the mid-1990s, is being highlighted again. The game casts players as a teenage spy solving puzzles across platforms including DOS, Linux, Windows, Mac and Amiga, and blends mystery and espionage with parody elements involving robots, detectives and time manipulation. It has long been available as freeware, keeping it in circulation among fans of classic graphic adventures.

A new tutorial explains how to install and run a Mastodon server on AlmaLinux, a Linux distribution, on a virtual private server. The guide describes Mastodon as a social network similar to X/Twitter but without a central owner, and walks through the setup steps. It is a practical resource for people interested in self-hosting their own social media platform.

A security discussion is underway after it was noted that Go programs enable Multipath TCP by default on Linux, which exposes them to the recently disclosed kernel vulnerability CVE-2026-98432. Developers are weighing the risk to Go-based network services and whether the default should be changed, with the Go team's announcements list cited as the reference point.

A newly catalogued Linux kernel vulnerability, CVE-2026-98432, a use-after-free bug in the TCP stack, is reported to affect programs written in Go. The Go team has circulated an announcement addressing the issue, and developers are discussing how widely their applications could be exposed and what updates or mitigations they need to apply.

A new tutorial explains how to install Osquery, an open-source agent that lets administrators query a Linux system with SQL as if it were a database, on an Ubuntu virtual private server. The guide covers what Osquery does, such as listing running processes and checking open ports, and takes readers through the installation steps on Ubuntu. It is aimed at server administrators looking to monitor system state using SQL queries.