iommu

  1. Linux VT-d IOMMU Patch Fixes Race in IOPF (CVE-2024-35843)

    The Linux kernel's VT-d IOMMU driver received a targeted upstream patch that closes a race-condition and use-after-free exposure in the I/O page-fault (IOPF) reporting path by switching to a rbtree lookup for probed devices and introducing a synchronization mutex — a change that corrects a...

  2. CVE-2025-40293: Linux kernel iommufd dirty tracking divide-by-zero fix

    A recently assigned CVE identifier, CVE-2025-40293, closes a subtle arithmetic bug in the Linux kernel’s iommufd dirty-tracking code that could produce a divide-by-zero kernel fault when unusual page-size shift values are used; upstream maintainers reorganized the arithmetic to avoid overflow...
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    • cve 2025 40293 dirty tracking iommu linux kernel
    • Replies: 0
    • Forum: Security Alerts

  3. Install Windows 11 on Proxmox: UEFI, TPM, VirtIO Drivers & GPU Passthrough

    Installing Windows 11 on Proxmox is eminently doable, but it’s not the “select ISO and click next” experience many users expect — you’ll need additional ISOs, a UEFI firmware, a virtual TPM, and the correct VirtIO drivers at the right step in the installer to get a clean, performant VM...
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    • efidisk gpu passthrough iommu netkvm ovmf pcie passthrough proxmox tpm uefi vfio virtio virtio-scsi virtualization windows 11 windows-install-guide
    • Replies: 0
    • Forum: Windows News

  4. Debunking VM Myths: 5 Practical Tips for Smarter Home Labs

    Virtual machines are nothing mystical—yet a small stack of persistent myths keeps turning otherwise sensible choices into needless fear, wasted money, or fragile setups that break at the worst moment. The five misconceptions below are the ones most likely to trip up hobbyists, home-labbers, and...
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    • backups vs snapshots esxi gpu passthrough hypervisor iommu isolation labs nested virtualization proxmox rdp remote desktop security type 2 type-1 vfio virtual machine virtualbox vm myths vmware vt-d
    • Replies: 0
    • Forum: Windows News

  5. How to Build a High-Performance Gaming VM on Proxmox with GPU Passthrough

    Running high-end games on a virtual machine might once have sounded ludicrous to even the most seasoned system tinkerers, but recent advances in virtualization, hardware, and optimized software tools are rewriting the rules for home lab enthusiasts and power users. For many, the transition from...
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    • gaming benchmarks gaming pc gpu passthrough gpu virtualization hardware compatibility hypervisor iommu kvm labs low latency streaming nvme ssd parsec proxmox ssd tweaks virtualization vm setup vr gaming windows 11
    • Replies: 0
    • Forum: Windows News

  6. Trying to passthru my RTX 2080 ti from FreeBSD (14) to a Windows 11 vm (it generates a resource conflict and requires additional installation)

    Hello to everyone. What I would like to understand if why,when I try to passthru my RTX 2080 ti from FreeBSD to Windows 11,it won't do it,causing the error 12. It says that it generates a resource conflict and requires additional installation). I'm trying to debug the error. Below you see the...
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    • bhvy bugs debugging devtools error 12 framebuffer freebsd gpu hypervisor installation iommu nvidia nvidia drivers passthrough patch management resource conflict rtx 2080 ti virtual machine virtualization windows 11
    • Replies: 2
    • Forum: Virtualization