{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2025-38134",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-38134",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-07-03T08:35:37.674Z",
    "updatedAt": "2026-05-11T21:21:55.142Z",
    "importedAt": "2026-10-24T01:57:34.152Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "usb: acpi: Prevent null pointer dereference in usb_acpi_add_usb4_devlink()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: acpi: Prevent null pointer dereference in usb_acpi_add_usb4_devlink()\n\nAs demonstrated by the fix for update_port_device_state,\ncommit 12783c0b9e2c (\"usb: core: Prevent null pointer dereference in update_port_device_state\"),\nusb_hub_to_struct_hub() can return NULL in certain scenarios,\nsuch as during hub driver unbind or teardown race conditions,\neven if the underlying usb_device structure exists.\n\nPlus, all other places that call usb_hub_to_struct_hub() in the same file\ndo check for NULL return values.\n\nIf usb_hub_to_struct_hub() returns NULL, the subsequent access to\nhub->ports[udev->portnum - 1] will cause a null pointer dereference.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "f1bfb4a6fed64de1771b43a76631942279851744",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8fa544bff8466062e42949c93f3e528f4be5624b"
            },
            {
              "version": "f1bfb4a6fed64de1771b43a76631942279851744",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e3d530173b70514d4390a94f9f979acad689b70a"
            },
            {
              "version": "f1bfb4a6fed64de1771b43a76631942279851744",
              "status": "affected",
              "versionType": "git",
              "lessThan": "73fb0ec9436ae87bcae067ce35d6cdd72bade86c"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.12",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.12"
            },
            {
              "version": "6.12.34",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.15.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.15.*"
            },
            {
              "version": "6.16",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}