Linux 6.19 KVM Overhaul: Intel TDX Security Fixes and AMD SVM Enhancements Explained

 

Explore the major Linux 6.19 KVM updates: a critical Intel TDX lock contention overhaul for secure VMs, new AMD SVM x2AVIC support, and guest_memfd NUMA policy. This deep dive into confidential computing and virtualization enhancements boosts performance and security.

AWS Engineers Turbocharge Linux KVM, Boosting Nested Virtualization Performance by Over 2000x

 

AWS engineers revolutionize nested virtualization in the Linux KVM, delivering up to 2353x performance gains. Explore the deep dive into the VMX code rewrite, tackling correctness issues and slashing overhead for unmanaged guest memory. A must-read for cloud architects and Linux kernel developers.

Cloud Hypervisor 48.0 Released: Unleashing Enterprise-Grade Virtualization with 8,192 vCPUs and a Stand Against AI Code

 

Explore Cloud Hypervisor 48.0's major updates: massive 8,192 vCPU scaling for x86_64/KVM, experimental fw_cfg & ivshmem, RISC-V firmware boot, and a groundbreaking policy banning AI-generated code. Download now on GitHub.

QEMU 10.1 Release: A Deep Dive into Next-Gen Virtualization and Confidential Computing

 

Explore QEMU 10.1's groundbreaking features: enhanced confidential computing with Intel TDX & AMD SEV-SNP, new Arm/RISC-V support, WebAssembly compilation, and KVM optimizations. Boost your virtualization stack's security & performance today.

Optimized Article: Cloud Hypervisor 47 Elevates Security & Usability in Modern Virtualization

 

Cloud Hypervisor 47 released! Open-source Rust VMM under Linux Foundation. Key features: Enhanced block error reporting & revolutionary exit diagnostics. Boost cloud security & debug efficiency. Download now!

Critical OVMF Update for SUSE Linux: Patch Instructions & Security Fixes (2025-07-01)

 

SUSE Linux users: Install this important OVMF update (2025-07-01) to fix MSR register filtering in CcExitLib (bsc#1243199). Includes patch commands for Server, Desktop, and SAP modules. Learn why this impacts virtualization security and performance.

Multipass 1.16 Goes Fully Open-Source: A Game-Changer for Cross-Platform Virtualization

 

Canonical’s Multipass 1.16 is now fully open-source, eliminating proprietary Windows & macOS code. Discover how this lightweight VM manager enhances cross-platform virtualization with KVM, Hyper-V, and QEMU support. Ideal for developers!

Critical Security Update: nbdkit 1.42.3-1.1 Patch for openSUSE Tumbleweed

 

openSUSE Tumbleweed releases critical nbdkit 1.42.3-1.1 security update, patching CVE-2025-47711 & CVE-2025-47712. Essential for Linux servers, cloud storage, and virtualization security. Learn how to protect your systems now.

VirtualBox 5.2 estréia oficialmente com suporte para exportar máquinas virtuais para o Oracle Cloud

O suporte de instalação de convidado desatendido está agora disponível