{
  "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-2021-47273",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2021-47273",
    "idYear": 2021,
    "status": "PUBLISHED",
    "publishedAt": "2024-05-21T14:20:02.038Z",
    "updatedAt": "2026-05-11T13:51:19.137Z",
    "importedAt": "2026-10-24T01:56:36.661Z",
    "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: dwc3-meson-g12a: fix usb2 PHY glue init when phy0 is disabled",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: dwc3-meson-g12a: fix usb2 PHY glue init when phy0 is disabled\n\nWhen only PHY1 is used (for example on Odroid-HC4), the regmap init code\nuses the usb2 ports when doesn't initialize the PHY1 regmap entry.\n\nThis fixes:\nUnable to handle kernel NULL pointer dereference at virtual address 0000000000000020\n...\npc : regmap_update_bits_base+0x40/0xa0\nlr : dwc3_meson_g12a_usb2_init_phy+0x4c/0xf8\n...\nCall trace:\nregmap_update_bits_base+0x40/0xa0\ndwc3_meson_g12a_usb2_init_phy+0x4c/0xf8\ndwc3_meson_g12a_usb2_init+0x7c/0xc8\ndwc3_meson_g12a_usb_init+0x28/0x48\ndwc3_meson_g12a_probe+0x298/0x540\nplatform_probe+0x70/0xe0\nreally_probe+0xf0/0x4d8\ndriver_probe_device+0xfc/0x168\n...",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "013af227f58a97ffc61b99301f8f4448dc7e7f55",
              "status": "affected",
              "versionType": "git",
              "lessThan": "750a0d75564293be3ed50f13ef7f38ab75106421"
            },
            {
              "version": "013af227f58a97ffc61b99301f8f4448dc7e7f55",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d8dd3754e707104a34f8ec595034d503ea8871a2"
            },
            {
              "version": "013af227f58a97ffc61b99301f8f4448dc7e7f55",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4d2aa178d2ad2fb156711113790dde13e9aa2376"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.8",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.8"
            },
            {
              "version": "5.10.44",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.12.11",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.12.*"
            },
            {
              "version": "5.13",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}