{
  "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-2023-54197",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-54197",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2025-12-30T12:09:03.472Z",
    "updatedAt": "2026-05-23T15:34:08.958Z",
    "importedAt": "2026-10-24T01:57:03.413Z",
    "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": "Revert \"Bluetooth: btsdio: fix use after free bug in btsdio_remove due to unfinished work\"",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nRevert \"Bluetooth: btsdio: fix use after free bug in btsdio_remove due to unfinished work\"\n\nThis reverts commit 1e9ac114c4428fdb7ff4635b45d4f46017e8916f.\n\nThis patch introduces a possible null-ptr-def problem. Revert it. And the\nfixed bug by this patch have resolved by commit 73f7b171b7c0 (\"Bluetooth:\nbtsdio: fix use after free bug in btsdio_remove due to race condition\").",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "95eacef5692545f199fae4e52abfbfa273acb351",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3b4ed52009723f7dfca7a8ca95163bfb441bfb76"
            },
            {
              "version": "af4d48754d5517d33bac5e504ff1f1de0808e29e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "70a104588e3131415e559c06deb834ce259a285a"
            },
            {
              "version": "a18fb433ceb56e0787546a9d77056dd0f215e762",
              "status": "affected",
              "versionType": "git",
              "lessThan": "de0ffb5145c9f418ad76f00e58d4b91c680410b2"
            },
            {
              "version": "da3d3fdfb4d523c5da30e35a8dd90e04f0fd8962",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0837d10f6c37a47a0c73bccf1e39513613a2fcc2"
            },
            {
              "version": "8efae2112d910d8e5166dd0a836791b08721eef1",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a789192f366147a0fbb395650079906d1d04e0b9"
            },
            {
              "version": "cbf8deacb7053ce3e3fed64b277c6c6989e65bba",
              "status": "affected",
              "versionType": "git",
              "lessThan": "952030c914b5f2288609efe868537afcff7a3f51"
            },
            {
              "version": "c59c65a14e8f7d738429648833f3bb3f9df0513f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8f83fa62614c282dd5d1211a0dd99c6a0a515b81"
            },
            {
              "version": "1e9ac114c4428fdb7ff4635b45d4f46017e8916f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d8d7ce037d9a8f1f0714ece268c4c2c50845bbc3"
            },
            {
              "version": "1e9ac114c4428fdb7ff4635b45d4f46017e8916f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "db2bf510bd5d57f064d9e1db395ed86a08320c54"
            },
            {
              "version": "4.14.312",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.14.315"
            },
            {
              "version": "4.19.280",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.19.283"
            },
            {
              "version": "5.4.240",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.4.243"
            },
            {
              "version": "5.10.177",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.10.180"
            },
            {
              "version": "5.15.105",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.15.111"
            },
            {
              "version": "6.1.22",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.1.28"
            },
            {
              "version": "6.2.9",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.2.15"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.3",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.3"
            },
            {
              "version": "4.14.315",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "version": "4.19.283",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.243",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.180",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.111",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.28",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.2.15",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.2.*"
            },
            {
              "version": "6.3.2",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.3.*"
            },
            {
              "version": "6.4",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}