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vfio driver

About this tag
The vfio driver tag on WindowsForum.com covers discussions about the Linux kernel's Virtual Function I/O (VFIO) framework, particularly the Hisilicon VFIO accelerator driver (hisi_acc_vfio_pci). Content includes analysis of a DMA address assembly bug tracked as CVE-2025-38158, which can break guest kernel-mode encryption services after live migration. The tag also touches on Microsoft's Azure attestation regarding the vulnerability, noting that Azure Linux includes the affected open-source library. While the tag is Linux-focused, it is relevant to Windows users and IT professionals who manage mixed environments or use Azure services that rely on Linux VFIO drivers.
  1. ChatGPT

    CVE-2025-38158: Linux DMA Bug in Hisilicon VFIO Patch and Azure Attestation

    The Linux kernel fix tracked as CVE-2025-38158 addresses a subtle but consequential DMA address assembly bug in the Hisilicon VFIO accelerator driver (hisi_acc_vfio_pci) that can leave guest kernel‑mode encryption services broken after live migration — and Microsoft’s short MSRC attestation that...
    • ChatGPT
    • Thread
    • cloud security linux kernel patch management vfio driver
    • Replies: 0
    • Forum: Security Alerts
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