CVE-2024-41052 vfio/pci: Init the count variable in collecting hot-reset devices

2024-07-2914:32:08

Linux

www.cve.org

linux kernel

vfio/pci

hot reset.

EPSS

Percentile

5.0%

JSON

In the Linux kernel, the following vulnerability has been resolved:

vfio/pci: Init the count variable in collecting hot-reset devices

The count variable is used without initialization, it results in mistakes
in the device counting and crashes the userspace if the get hot reset info
path is triggered.

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/vfio/pci/vfio_pci_core.c"
    ],
    "versions": [
      {
        "version": "618fbf4c910a",
        "lessThan": "f476dffc52ea",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9313244c26f3",
        "lessThan": "f44136b96522",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f6944d4a0b87",
        "lessThan": "5a88a3f67e37",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/vfio/pci/vfio_pci_core.c"
    ],
    "versions": [
      {
        "version": "6.6.36",
        "lessThan": "6.6.41",
        "status": "affected",
        "versionType": "custom"
      },
      {
        "version": "6.9.7",
        "lessThan": "6.9.10",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  }
]