fkie_cve-2025-38613
Vulnerability from fkie_nvd
Published
2025-08-19 17:15
Modified
2025-08-20 14:40
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: staging: gpib: fix unset padding field copy back to userspace The introduction of a padding field in the gpib_board_info_ioctl is showing up as initialized data on the stack frame being copyied back to userspace in function board_info_ioctl. The simplest fix is to initialize the entire struct to zero to ensure all unassigned padding fields are zero'd before being copied back to userspace.
Impacted products
Vendor Product Version



{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: gpib: fix unset padding field copy back to userspace\n\nThe introduction of a padding field in the gpib_board_info_ioctl is\nshowing up as initialized data on the stack frame being copyied back\nto userspace in function board_info_ioctl. The simplest fix is to\ninitialize the entire struct to zero to ensure all unassigned padding\nfields are zero\u0027d before being copied back to userspace."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: staging: gpib: correcci\u00f3n de la copia de un campo de relleno no asignado al espacio de usuario. La introducci\u00f3n de un campo de relleno en gpib_board_info_ioctl se muestra como datos inicializados en el frame de pila que se copian al espacio de usuario en la funci\u00f3n board_info_ioctl. La soluci\u00f3n m\u00e1s sencilla es inicializar toda la estructura a cero para garantizar que todos los campos de relleno no asignados se restablezcan a cero antes de copiarse al espacio de usuario."
    }
  ],
  "id": "CVE-2025-38613",
  "lastModified": "2025-08-20T14:40:17.713",
  "metrics": {},
  "published": "2025-08-19T17:15:39.913",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/19dedd4f70f5a6505e7c601ef7dd40542d1d9aa5"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/a739d3b13bff0dfa1aec679d08c7062131a2a425"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}


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