InfoQ Homepage Linux Content on InfoQ
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Docker Desktop Best Practices for Code Sharing
In a recent article, Docker engineer Stephen Turner shared a few best practices to help developers understand file sharing between a Docker container and its local host and how its performance varies across OSes.
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Twelve-Year Old Linux Distros Vulnerability PwnKit Enables Local Privilege Escalation
A recently disclosed vulnerability affecting the PolKit component has been present on several Linux distributions for over 12 years. The vulnerability is easily exploited, says Bharat Jogi, director of the Qualys research team, who discovered it, and allows any unprivileged user to gain full root privileges on a vulnerable host.
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Linux to Adopt New Multi-Generation LRU Page Reclaim Policy
Based on observed behaviour on Android and Chrome OS, Google began working on a new page reclamation strategy for its Linux-based OSes aimed at improving how the virtual memory subsystem reclaims unused memory pages. More recent work shows the new MGLRU policy can benefit server environments, too.
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Rust for Linux Progresses with New Abstractions and Infrastructure
A new patch for Linux advances support for Rust as a second language for kernel development. Besides updating the infrastructure and providing new abstractions around kernel features, the new patch sets the base for more frequent submissions, writes Rust for Linux project lead Miguel Ojeda.
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New Side-Channel Vulnerability in the Linux Kernel Enabling DNS Cache Poisoning
A recent research paper by a team at University of California, Riverside, shows the existence of previously overlooked side channels in the Linux kernels that can be exploited to attack DNS servers.
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Swift Experimentally Introduces Support for Distributed Actors
The new Swift Distributed Actors package provides a glimpse into what the future distributed actor language feature could look like in Swift.
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Ubuntu Frame Aims to Power Ubuntu Core-Based Kiosks
Ubuntu Frame aims to power graphical applications for embedded devices like interactive kiosks, smart retail solutions, and so on.
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Swift 5.5 Extends Concurrency Support, Enums, Property Wrappers, and More
The latest release of Apple's language, Swift 5.5, introduces new features aimed at making it easier for developers to write asynchronous code as well as several extensions to the language and compiler, not the least CGFloat and Double interchangeability.
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Docker Now Requiring Paid Subscription for Large Businesses
Docker has introduced a new Subscription Service Agreement which requires organizations with more than 250 employees or more than $10 million in revenue to buy a paid subscription, starting at $5 per user per month. Additionally, Docker has launched a new Business subscription plan for larger organizations operating at scale.
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The eBPF Foundation Aims to Further Advance eBPF Features and Adoption
eBPF, a technology used to extend the Linux kernel capabilities without requiring to change its code or reload kernel modules, now has its own foundation hosted within the Linux Foundation, announce Facebook, Google, Isovalent, and other founding members.
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Microsoft Has Now Its Own Linux Distribution Builder, CBL-Mariner
CBL-Mariner is Microsoft's internal tool to create Linux distributions. Meant to power Microsoft's own Cloud infrastructure, CBL-Mariner distributions aim to consume limited disk and memory resources, as well as offer minimal attack surface.
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Microsoft at Work to Bring eBPF to Windows
Microsoft has announced it is working on bringing eBPF to Windows 10 and Windows Server 2016 and later to support use cases such as denial-of-service protection and observability.
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Using Rust to Write Safe and Correct Linux Kernel Drivers
As part of the Rust for Linux project, aimed to make it possible to use Rust for Linux driver development, the Android team at Google is working on evaluating the benefits that using Rust would bring.
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How Rocky Linux Aims to Fill the Gap Left by Red Hat’s CentOS Setback
Gregory Kurtzer, founder of CentOS, started the Rocky Linux project in Dec 2020 to fill the gap created by RedHat when they changed direction for CentOS Linux. This shift, from a stable operating system to a stream for testing pre-release code, left many organizations without a Linux distribution that suits their needs. InfoQ interviewed Kurtzer about the goals for the project going forward.
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Analyzing Git Clone Vulnerability
A new Git version, 2.30.2, fixes a security vulnerability in Git large file storage (LFS) and other clean/smudge filters affecting Git 2.15 and newer. An analysis.