fkie_cve-2025-67268
Vulnerability from fkie_nvd
Published
2026-01-02 16:17
Modified
2026-01-02 16:45
Severity ?
Summary
gpsd before commit dc966aa contains a heap-based out-of-bounds write vulnerability in the drivers/driver_nmea2000.c file. The hnd_129540 function, which handles NMEA2000 PGN 129540 (GNSS Satellites in View) packets, fails to validate the user-supplied satellite count against the size of the skyview array (184 elements). This allows an attacker to write beyond the bounds of the array by providing a satellite count up to 255, leading to memory corruption, Denial of Service (DoS), and potentially arbitrary code execution.
Impacted products
Vendor Product Version



{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "gpsd before commit dc966aa contains a heap-based out-of-bounds write vulnerability in the drivers/driver_nmea2000.c file. The hnd_129540 function, which handles NMEA2000 PGN 129540 (GNSS Satellites in View) packets, fails to validate the user-supplied satellite count against the size of the skyview array (184 elements). This allows an attacker to write beyond the bounds of the array by providing a satellite count up to 255, leading to memory corruption, Denial of Service (DoS), and potentially arbitrary code execution."
    }
  ],
  "id": "CVE-2025-67268",
  "lastModified": "2026-01-02T16:45:26.640",
  "metrics": {},
  "published": "2026-01-02T16:17:00.990",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/Jaenact/gspd_cve/blob/main/CVE-2025-67268/README.md"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/ntpsec/gpsd/blob/master/drivers/driver_nmea2000.c"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/ntpsec/gpsd/commit/dc966aa74c075d0a6535811d98628625cbfbe3f4"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Awaiting Analysis"
}


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