fkie_cve-2023-53175
Vulnerability from fkie_nvd
Published
2025-09-15 14:15
Modified
2025-09-15 15:22
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: PCI: hv: Fix a crash in hv_pci_restore_msi_msg() during hibernation When a Linux VM with an assigned PCI device runs on Hyper-V, if the PCI device driver is not loaded yet (i.e. MSI-X/MSI is not enabled on the device yet), doing a VM hibernation triggers a panic in hv_pci_restore_msi_msg() -> msi_lock_descs(&pdev->dev), because pdev->dev.msi.data is still NULL. Avoid the panic by checking if MSI-X/MSI is enabled.
Impacted products
Vendor Product Version



{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: hv: Fix a crash in hv_pci_restore_msi_msg() during hibernation\n\nWhen a Linux VM with an assigned PCI device runs on Hyper-V, if the PCI\ndevice driver is not loaded yet (i.e. MSI-X/MSI is not enabled on the\ndevice yet), doing a VM hibernation triggers a panic in\nhv_pci_restore_msi_msg() -\u003e msi_lock_descs(\u0026pdev-\u003edev), because\npdev-\u003edev.msi.data is still NULL.\n\nAvoid the panic by checking if MSI-X/MSI is enabled."
    }
  ],
  "id": "CVE-2023-53175",
  "lastModified": "2025-09-15T15:22:27.090",
  "metrics": {},
  "published": "2025-09-15T14:15:39.410",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/04bbe863241a9be7d57fb4cf217ee4a72f480e70"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/223fc5352054900f70b8b5e10cfc2f297e70c512"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/d0687755407b21d252b98dca6be459153a60c62a"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/e32fc2168aa6b477290392ddbb73d95f012b050c"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}


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