{
  "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-2023-53055",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-53055",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2025-05-02T15:55:10.138Z",
    "updatedAt": "2026-05-23T15:27:51.023Z",
    "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": "fscrypt: destroy keyring after security_sb_delete()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nfscrypt: destroy keyring after security_sb_delete()\n\nfscrypt_destroy_keyring() must be called after all potentially-encrypted\ninodes were evicted; otherwise it cannot safely destroy the keyring.\nSince inodes that are in-use by the Landlock LSM don't get evicted until\nsecurity_sb_delete(), this means that fscrypt_destroy_keyring() must be\ncalled *after* security_sb_delete().\n\nThis fixes a WARN_ON followed by a NULL dereference, only possible if\nLandlock was being used on encrypted files.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "e6f4fd85ef1ee6ab356bfbd64df28c1cb73aee7e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "992a3f3e8a0c92151dfdf65fc85567c865fd558a"
            },
            {
              "version": "d7e7b9af104c7b389a0c21eb26532511bce4b510",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d77531fac6a1fd9f1db0195438ba5419d72b96c4"
            },
            {
              "version": "d7e7b9af104c7b389a0c21eb26532511bce4b510",
              "status": "affected",
              "versionType": "git",
              "lessThan": "497ab5d9c7852dfedab2c9de75e41b60e54b7c5d"
            },
            {
              "version": "d7e7b9af104c7b389a0c21eb26532511bce4b510",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ccb820dc7d2236b1af0d54ae038a27b5b6d5ae5a"
            },
            {
              "version": "391cceee6d435e616f68631e68f5b32d480b1e67",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "68d15d6558a386f46d815a6ac39edecad713a1bf",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "5.15.78",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.15.105"
            },
            {
              "version": "5.10.154",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.11"
            },
            {
              "version": "6.0.8",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.1"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.1",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.1"
            },
            {
              "version": "5.15.105",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.22",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.2.9",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.2.*"
            },
            {
              "version": "6.3",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}