Hacker News with Generative AI: Ubuntu

OSS-SEC: Three bypasses of Ubuntu's unprivileged user namespace restrictions (seclists.org)
Ubuntu 23.10 introduced unprivileged user namespace restrictions (the sysctl kernel.apparmor_restrict_unprivileged_userns) and Ubuntu 24.04 enabled them by default.

Security, Linux, Ubuntu, Operating Systems

73 points by birdculture 4 days ago | 23 comments

Ubuntu Provides More Insight into Their Decision Not to "-O3" All Packages (phoronix.com)
Since last year Canonical had been investigating using -O3 compiler optimizations for their Ubuntu package builds in the name of delivering better performance for Ubuntu Linux.

Linux, Ubuntu, Performance Optimization, Software Development

4 points by wrayjustin 5 days ago | 0 comments

Make Ubuntu packages 90% faster by rebuilding them (github.com)
You can take the same source code package that Ubuntu uses to build jq, compile it again, and realize 90% better performance.

Linux, Performance Optimization, Ubuntu, Software Development, Open Source

542 points by jeffbee 15 days ago | 357 comments

Oxidizing Ubuntu: adopting Rust utilities by default (lwn.net)
If all goes according to plan, the Ubuntu project will soon be replacing many of the traditional GNU utilities with implementations written in Rust, such as those created by the uutils project, which we covered in February.

Linux, Rust, Open Source, Operating Systems, Ubuntu

231 points by jwilk 15 days ago | 227 comments

Carefully but Purposefully Oxidising Ubuntu (jnsgr.uk)
Starting with Ubuntu 25.10, my goal is to adopt some of these modern implementations as the default. My immediate goal is to make uutils’ coreutils implementation the default in Ubuntu 25.10, and subsequently in our next Long Term Support (LTS) release, Ubuntu 26.04 LTS, if the conditions are right.

Linux, Operating Systems, Ubuntu, Open Source

35 points by simskij 20 days ago | 49 comments

Carefully but Purposefully Oxidising Ubuntu (ubuntu.com)

Linux, Operating Systems, Ubuntu

84 points by wicket 20 days ago | 107 comments

MCP with Ubuntu (ycombinator.com)
Hello new comer here,<p>MCP are a pain in the ass on windows, do you know if dualbooting my laptop with Ubuntu would be a viable solution to be able to build and run MCP ?<p>Thanks in advance.<p>Joz.

Operating Systems, Ubuntu, MCP, Programming

5 points by Elbouyave 21 days ago | 10 comments

Ubuntu moving to Rust: Carefully but Purposefully Oxidising Ubuntu (jnsgr.uk)
Starting with Ubuntu 25.10, my goal is to adopt some of these modern implementations as the default. My immediate goal is to make uutils’ coreutils implementation the default in Ubuntu 25.10, and subsequently in our next Long Term Support (LTS) release, Ubuntu 26.04 LTS, if the conditions are right.

Ubuntu, Rust, Linux, Operating Systems, Programming Languages

15 points by mvip 21 days ago | 5 comments

Why Linus Torvalds doesn't use Ubuntu or Debian [video] (youtube.com)

Linux, Operating Systems, Ubuntu, Debian, Video

7 points by oumua_don17 28 days ago | 0 comments

I'm Done with Ubuntu (ounapuu.ee)
I liked Ubuntu. For a very long time, it was the sensible default option.

Linux, Operating Systems, Ubuntu

174 points by LorenDB 56 days ago | 293 comments

An alarmingly bad official Ubuntu 24.04 bpftrace binary package (utoronto.ca)
Bpftrace is a more or less official part of Ubuntu; it's even in the Ubuntu 24.04 'main' repository, as opposed to one of the less supported ones. So I'll present things in the traditional illustrated form (slightly edited for line length reasons):

Linux, Ubuntu, Software Bugs, Security

7 points by emegeve83 60 days ago | 0 comments

Steve Langasek, one of Ubuntu Linux's leading lights, has died (thenewstack.io)

Linux, Ubuntu, Open Source, Technology, Obituaries

311 points by CrankyBear 84 days ago | 26 comments

Ubuntu 24.10 Review (dedoimedo.com)
The more sharp-eyed among you will have noticed: I've not done an Ubuntu review in some six years.

Ubuntu, Linux Distributions, Operating Systems, Reviews

4 points by tannhaeuser 108 days ago | 1 comments

Ubuntu 24.10 review – Oracular but not spectacular (dedoimedo.com)
The more sharp-eyed among you will have noticed: I've not done an Ubuntu review in some six years.

Ubuntu, Linux Distributions, Operating Systems, Reviews

5 points by jandeboevrie 109 days ago | 0 comments

RISC-V HiFive Premier P550 Development Boards with Ubuntu Now Available (sifive.com)
With strong initial reviews, the HiFive Premier P550 Development Boards with pre-installed Ubuntu are in stock and available for purchase at Arrow.com.

RISC-V, Hardware, Development Boards, Ubuntu, Linux

172 points by fork-bomber 112 days ago | 94 comments

Ubuntu Linux impacted by decade-old 'needrestart' flaw that gives root (bleepingcomputer.com)
Five local privilege escalation (LPE) vulnerabilities have been discovered in the needrestart utility used by default in Ubuntu Linux since version 21.04, which were introduced over 10 years ago.

Ubuntu, Security, Vulnerability, Linux, Privilege Escalation

6 points by akyuu 132 days ago | 2 comments

Ubuntu Linux impacted by decade-old 'needrestart' flaw that gives root (bleepingcomputer.com)
Five local privilege escalation (LPE) vulnerabilities have been discovered in the needrestart utility used by Ubuntu Linux, which was introduced over 10 years ago in version 21.04.

Security, Ubuntu, Linux, Vulnerabilities

14 points by gregjor 133 days ago | 7 comments

Ubuntu Praises 5~7% PGO Compiler Optimization Performance Benefits (phoronix.com)
Over the past year we have seen Canonical engineers focus more on optimizing the performance potential of Ubuntu Linux.

Ubuntu, Linux, Compiler Optimization, Performance, Operating Systems

14 points by sandwichsphinx 135 days ago | 2 comments

Tell HN: Ubuntu 24.04 force enables password auth, need to disable differently (ycombinator.com)
Just installed Ubuntu 24.04 from the server image (https://ubuntu.com/download/server) and was just bitten by this.

Ubuntu, Security, Operating Systems

19 points by samlinnfer 140 days ago | 8 comments

Abusing Ubuntu 24.04 features for root privilege escalation (snyk.io)
With the recent release of Ubuntu 24.04, we at Snyk Security Labs thought it would be interesting to examine the latest version of this Linux distribution to see if we could find any interesting privilege escalation vulnerabilities.

Security, Ubuntu, Linux, Privilege Escalation

189 points by saltypal 141 days ago | 77 comments

A sit-down with Ubuntu founder Mark 'SABDFL' Shuttleworth (theregister.com)
Canonical founder and CEO Mark Shuttleworth spoke to The Reg FOSS desk at Ubuntu Summit 2024 in The Hague about the Linux distribution's success, its missteps, his regrets, and what he'd tell his younger self.

Linux, Ubuntu, Interviews, Open Source, Software

14 points by rntn 143 days ago | 0 comments

Ubuntu Hoping to Remove Qt 5 Before Ubuntu 26.04 LTS (phoronix.com)
Ubuntu developer Simon Quigley laid out the plans for hoping Ubuntu packages will move from Qt 5 to Qt 6 so that by the time of the Ubuntu 26.04 LTS cycle in early 2026 that the older version of this graphical toolkit can be removed.

Ubuntu, Qt, Linux Distributions, Software, Operating Systems

86 points by sandwichsphinx 152 days ago | 95 comments

Today is Ubuntu's 20th Anniversary (ubuntu.com)
The warm-hearted Warthogs of the Warty Team are proud to present the very first release of Ubuntu!

Operating Systems, Linux, Ubuntu, Anniversaries

248 points by aquova 164 days ago | 107 comments

Ubuntu 24.10 Concept – Snapdragon X Elite (ubuntu.com)

Ubuntu, Operating Systems, Hardware, Mobile

4 points by Naac 167 days ago | 0 comments

Ubuntu Will Include the Latest Linux Kernel Version in Future Releases (itsfoss.com)
Ubuntu is making changes to give users a front-row seat for improved hardware support and latest kernel features.

Linux, Ubuntu, Operating Systems, Software Updates

5 points by todsacerdoti 171 days ago | 1 comments

Canonical Releases Ubuntu 24.10 Oracular Oriole (ubuntu.com)
Today Canonical announced the release of Ubuntu 24.10, codenamed “Oracular Oriole,” available to download and install from ubuntu.com/download.

Operating Systems, Linux, Ubuntu, New Releases, Software

39 points by 9front 173 days ago | 18 comments

Cups Remote Code Execution Vulnerability Fix Available (ubuntu.com)
Canonical’s security team has released updates for the cups-browsed, cups-filters, libcupsfilters and libppd packages for all Ubuntu LTS releases under standard support.

Security, Vulnerability, Software, Linux, Ubuntu

45 points by heisenbit 186 days ago | 21 comments

$149 RISC-V Tablet Runs Ubuntu 24.04 (omgubuntu.co.uk)
DeepComputing has unveiled a new version of its DC-ROMA RISC-V tablet — and this one runs Ubuntu!

RISC-V, Ubuntu, Tablets, Linux

13 points by Rinzler89 200 days ago | 2 comments

Boost your development environment with Ubuntu Multipass (letsdebug.it)
Ubuntu Multipass is used to quickly launch and manage Linux virtual machines on any workstation.