{
  "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-2021-47194",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2021-47194",
    "idYear": 2021,
    "status": "PUBLISHED",
    "publishedAt": "2024-04-10T18:56:31.361Z",
    "updatedAt": "2026-08-05T08:46:38.073Z",
    "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": "cfg80211: call cfg80211_stop_ap when switch from P2P_GO type",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ncfg80211: call cfg80211_stop_ap when switch from P2P_GO type\n\nIf the userspace tools switch from NL80211_IFTYPE_P2P_GO to\nNL80211_IFTYPE_ADHOC via send_msg(NL80211_CMD_SET_INTERFACE), it\ndoes not call the cleanup cfg80211_stop_ap(), this leads to the\ninitialization of in-use data. For example, this path re-init the\nsdata->assigned_chanctx_list while it is still an element of\nassigned_vifs list, and makes that linked list corrupt.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "ac800140c20e7ae51117e71289065bedd4930fc2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8f06bb8c216bcd172394f61e557727e691b4cb24"
            },
            {
              "version": "ac800140c20e7ae51117e71289065bedd4930fc2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0738cdb636c21ab552eaecf905efa4a6070e3ebc"
            },
            {
              "version": "ac800140c20e7ae51117e71289065bedd4930fc2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4e458abbb4a523f1413bfe15c079cf4e24c15b21"
            },
            {
              "version": "ac800140c20e7ae51117e71289065bedd4930fc2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b8a045e2a9b234cfbc06cf36923886164358ddec"
            },
            {
              "version": "ac800140c20e7ae51117e71289065bedd4930fc2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "52affc201fc22a1ab9a59ef0ed641a9adfcb8d13"
            },
            {
              "version": "ac800140c20e7ae51117e71289065bedd4930fc2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7b97b5776daa0b39dbdadfea176f9cc0646d4a66"
            },
            {
              "version": "ac800140c20e7ae51117e71289065bedd4930fc2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5a9b671c8d74a3e1b999e7a0c7f366079bcc93dd"
            },
            {
              "version": "ac800140c20e7ae51117e71289065bedd4930fc2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "563fbefed46ae4c1f70cffb8eb54c02df480b2c2"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.6",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.6"
            },
            {
              "version": "4.4.293",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.4.*"
            },
            {
              "version": "4.9.291",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.9.*"
            },
            {
              "version": "4.14.256",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "version": "4.19.218",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.162",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.82",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.5",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "5.16",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}