BLOG ESPECIALIZADO NO MUNDO LINUX. Blog de Linux com vídeo aulas, notícias do mundo Linux e do Software Livre.
AMD's new RMPOPT instruction for Linux aims to slash SEV-SNP virtualization overhead. Exclusive deep dive into the Zen 6 "Venice" feature, its performance implications for EPYC, and the kernel patches enabling this critical memory optimization for hyperscalers and enterprise data centers.
Dive deep into the Linux 7.0 kernel's groundbreaking addition: the TI LP5812 RGB LED driver with an autonomous animation engine. Explore how this I2C-controlled hardware offloads complex lighting effects from the CPU, revolutionizing power efficiency and synchronization in wearables, IoT, and smart speakers. A comprehensive analysis of embedded lighting innovation.
Linux Kernel 7.0 is set to revolutionize system performance with a major optimization to the close_range() syscall. This deep dive explores how the new patch shifts complexity from O(Range Size) to O(Active FDs), leveraging find_next_bit() to deliver a significant speed boost for sparse file descriptor tables. Learn how this impacts high-performance computing and server efficiency.
Canonical has released Ubuntu Security Notice USN-8031-2, addressing over 150 critical Linux kernel vulnerabilities in the linux-gcp-fips package for Ubuntu 24.04 LTS. This comprehensive update patches high-impact flaws including CVE-2024-36331, a severe AMD SEV-SNP data integrity bypass, and a series of AMD processor inference attacks (CVE-2024-36350, CVE-2024-36357).
Critical Ubuntu 24.04 LTS kernel updates address 150+ vulnerabilities including severe AMD CPU data leaks (CVE-2024-36351) and hypervisor memory integrity flaws. This in-depth analysis covers the patches for real-time kernels, the technical impact on cloud infrastructure, and a definitive patching roadmap for sysadmins to secure Linux systems against these high-severity exploits.
Facing a critical Linux kernel panic? The Ubuntu 25.10 USN-8029-2 update patches 300+ high-severity CVEs (2025-40001) across AWS, Oracle, and bare-metal. We break down the architectural impact on ARM64, x86, and critical subsystems like io_uring and Netfilter. Immediate remediation steps and zero-day insights for your DevSecOps pipeline. Update now to ensure system integrity.
An in-depth technical analysis of the critical Linux kernel boot regression caused by the 6.19.1 update. We examine the flawed device_lock backport, the emergency 6.19.2 hotfix, Greg Kroah-Hartman's official response, and the cascading impact on LTS kernels like 6.6.x. Essential reading for sysadmins and DevOps engineers managing production stability.
Critical SUSE Linux Kernel live patch 2026-0566-1 resolves CVE-2023-53321, CVE-2025-38111, and CVE-2025-39742. This deep-dive analyzes the out-of-bounds access, divide-by-zero flaws, and mitigation strategies for SLE 15 SP4. Essential reading for enterprise security architects to ensure kernel integrity and operational resilience against local privilege escalation vulnerabilities.
Dive deep into the transformative PCIe 7.0 subsystem updates for the Linux kernel. From modernizing legacy CardBus code and optimizing power management to introducing PCIe M.2 power sequencing and P2PDMA stability fixes, this expert analysis covers all critical patches. Discover how these low-level changes impact enterprise performance and hardware compatibility.
In a critical security update (SUSE-SU-2026:0565-1), SUSE addresses four high-impact Linux kernel vulnerabilities (CVE-2023-53321, CVE-2025-38111, CVE-2025-38352, CVE-2025-39742) affecting openSUSE Leap 15.4 and enterprise products.
The upstreaming of Adreno X2-85 GPU firmware for the Snapdragon X2 Elite by Qualcomm marks a pivotal shift in Linux mobile computing. This analysis explores how this move eliminates OEM firmware dependencies, setting a new precedent for out-of-the-box hardware enablement and open-source driver functionality in the ARM ecosystem.
A critical SUSE Linux kernel security update (SUSE-SU-2026:0565-1) addresses four high-severity flaws, including CVE-2023-53321 and CVE-2025-38111. This deep dive analyzes the technical impact of these vulnerabilities on SUSE Linux Enterprise 15 SP4, provides expert mitigation strategies, live patching commands, and answers top FAQs to secure your enterprise infrastructure against privilege escalation and system compromise.
Dive deep into the OpenRISC architecture's persistent evolution within the Linux 7.0 kernel. This technical analysis covers new FPGA board support, including the DE0 Nano, SMP kernel fixes, and how this mature ISA compares to RISC-V in the open-source hardware landscape. Explore the implications for embedded development.
For Linux gamers and power users, InputPlumber 0.74 is here. This open-source input routing daemon adds critical mouse wheel support, debounces GPD Win Mini macro keys, and expands hardware compatibility for devices like the Lenovo Legion Go 2 and MSI Claw. Optimize your Linux gaming setup today with our deep-dive analysis and download guide.
Discover how Linux 7.0 is revolutionizing kernel branding with compile-time custom boot logos, replacing the iconic Tux. Explore the technical merge from Linus Torvalds, the deprecation of the Hyper-V FBDEV driver in favor of DRM, and what this flexibility means for enterprise distributions and embedded systems in the latest merge window.
Discover how Linux 7.0’s exFAT driver shatters storage bottlenecks with multi-cluster support, boosting sequential read performance by 10% and reducing overhead. We break down the kernel merge, the technical implications for system administrators, and how this update optimizes Linux for high-performance, cross-platform data transfer.
Stay secure and stable with the latest Linux kernel update. Our deep dive covers Linux 6.19.1's critical fixes for SMB, wireless drivers, and new hardware IDs. We also analyze the parallel updates for LTS branches 6.18.11, 6.12.72, and 6.6.125, providing a comprehensive maintenance guide for enterprise and prosumer systems.
The imminent release of wlroots 0.20 marks a significant leap for the Wayland ecosystem. This update introduces a full Vulkan renderer, critical color management protocols, and expanded workspace APIs.
Discover how a new Linux kernel patch series is revolutionizing hibernation performance, slashing times from 324 seconds to just 35 on SATA SSDs. We analyze the technical breakthrough in the swap allocator, its impact on system resume, and what it means for the future of power management in Linux. Expert analysis inside.
LunarG's KosmicKrisp is rewriting the rules for Vulkan on macOS. This deep dive explores its Vulkan 1.3 compliance, strategic role in accelerating the Google Android Emulator, and its fierce race to achieve feature parity with MoltenVK in Mesa 26.1. Discover the future of high-performance graphics on Apple Silicon.
