BLOG ESPECIALIZADO NO MUNDO LINUX. Blog de Linux com vídeo aulas, notícias do mundo Linux e do Software Livre.
Critical Ubuntu Security Update: CVE-2025-7890 exposes a severe privilege escalation flaw in PostgreSQL packages. Learn the exploit mechanism, immediate mitigation steps for database administrators, and how to protect your enterprise data infrastructure from this high-severity vulnerability. Official patches are now available.
NixOS 25.11 "Selene" is released! Explore 7,002 new packages, GNOME 49 on Wayland, & LLVM Clang 21 support. This guide covers declarative configuration, key updates, and why this Linux distro is a game-changer for developers & sysadmins.
Red Hat Enterprise Linux 10.1 simplifies AI with vendor-validated GPU drivers, offers systemd soft-reboots for less downtime, and enhances security with post-quantum cryptography. Discover how to accelerate your enterprise IT.
Meta Description: Critical memory management vulnerability in jemallocator for Fedora 43 (CVE-2025-xxxxx). This Fedora security update for rust-tikv-jemallocator patches a heap overflow flaw, preventing potential RCE. Learn the risks, patch now, and understand Linux system security hardening.
Explore the October 2025 progress report for Redox OS, the secure, Rust-based operating system. Discover breakthroughs like the Servo web engine port, new system utilities, and kernel advancements that are shaping the future of open-source software development.
Critical SUSE SUSE-2025-3919-1 Node.js 18 vulnerability patched. This security advisory details the high-severity CVE, its impact on enterprise applications, and immediate mitigation steps for Linux system administrators to prevent denial-of-service attacks.
Discover SUSE Linux Enterprise Server 16, the first AI-integrated enterprise OS with a 16-year lifecycle. Explore its new Agama installer, SELinux default, MCP support, and cost-saving AI capabilities for 2025's IT landscape. Learn about availability for SAP & HA solutions.
Explore the new Linux kernel 'Splash' DRM client proposal for boot splash screens & embedded systems. We analyze its 800+ lines of code, compare it to user-space Plymouth, and assess its upstream viability for faster boot times and system recovery. Discover the future of Linux display initialization.
Explore the new Linux kernel 'Splash' DRM client proposal for boot splash screens & embedded systems. We analyze its 800+ lines of code, compare it to user-space Plymouth, and assess its upstream viability for faster boot times and system recovery. Discover the future of Linux display initialization.
A critical ImageMagick vulnerability (CVE-2024-XXXX) in OpenSUSE Linux allows remote code execution. This in-depth analysis covers the security patch, exploit mechanics, and step-by-step remediation for sysadmins. Learn how to protect your systems from this severe image processing threat.
Learn how to resolve a critical GRUB2 boot hang issue on SUSE Linux systems related to the ACPI SPCR table. This guide provides patching commands for openSUSE Leap 15.6, SLE 15 SP6, and modules, ensuring system stability and security. Includes FAQs and update instructions.
Cairo-Dock 3.6 revives the iconic Linux dock after a decade, featuring a full Wayland compositor port, HiDPI display support, and systemd integration. Explore its new relevance for modern desktops like KDE, Hyprland, and COSMIC, its current limitations, and how to install it today. Is your Linux desktop ready for the ultimate customization tool?
Explore systemd 258-rc4, the final test release before stable. Discover new tools like systemd-factory-reset, deprecated legacy features, critical uaccess tag changes, and UKI build requirements. Essential reading for Linux sysadmins and DevOps engineers.
Fedora 41's Toolbox receives critical security patches for CVE-2025-23266 & GHSA-fv92-fjc5-jj9h. Learn how this containerized development environment update protects against privilege escalation & data leaks. Essential update guide for Linux developers.
Discover the critical details of SUSE-2025-02964-1, a moderate-severity glibc vulnerability (CVE-2025-26517). Learn about the NULL pointer dereference flaw, its impact on Linux security, and the essential patching protocol for system administrators to mitigate risks.
Critical grub2 security update for openSUSE Leap 15.5 & SLE Micro 5.5 fixes bootloader vulnerability (bsc#1246231). Learn patch steps, affected packages, and why immediate mitigation is essential for system integrity.
