{
  "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-2022-50374",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-50374",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-09-17T14:56:28.974Z",
    "updatedAt": "2026-05-23T15:24:21.970Z",
    "importedAt": "2026-10-24T01:56:49.724Z",
    "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": "Bluetooth: hci_{ldisc,serdev}: check percpu_init_rwsem() failure",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_{ldisc,serdev}: check percpu_init_rwsem() failure\n\nsyzbot is reporting NULL pointer dereference at hci_uart_tty_close() [1],\nfor rcu_sync_enter() is called without rcu_sync_init() due to\nhci_uart_tty_open() ignoring percpu_init_rwsem() failure.\n\nWhile we are at it, fix that hci_uart_register_device() ignores\npercpu_init_rwsem() failure and hci_uart_unregister_device() does not\ncall percpu_free_rwsem().",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "67d2f8781b9f00d1089aafcfa3dc09fcd0f343e2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d7cc0d51ffcbfd1caaa809fcf9cff05c46d0fb4d"
            },
            {
              "version": "67d2f8781b9f00d1089aafcfa3dc09fcd0f343e2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b8917dce2134739b39bc0a5648b18427f2cad569"
            },
            {
              "version": "67d2f8781b9f00d1089aafcfa3dc09fcd0f343e2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "75b2c71ea581c7bb1303860d89366a42ad0506d2"
            },
            {
              "version": "67d2f8781b9f00d1089aafcfa3dc09fcd0f343e2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "98ce10f3f345e61fc6c83bff9cd11cda252b05ac"
            },
            {
              "version": "67d2f8781b9f00d1089aafcfa3dc09fcd0f343e2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3124d320c22f3f4388d9ac5c8f37eaad0cefd6b1"
            },
            {
              "version": "f6ec33f6bd3723a8146768106434ef6ab3d9d990",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "4a53c4e84ace1bc75157a7281af3fe8f5b19d08c",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "4.14.63",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.15"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.15",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.15"
            },
            {
              "version": "5.10.150",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.75",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "5.19.17",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.19.*"
            },
            {
              "version": "6.0.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.0.*"
            },
            {
              "version": "6.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}