{
  "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-2026-53327",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-53327",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-07-01T13:32:13.493Z",
    "updatedAt": "2026-07-04T11:51:05.892Z",
    "importedAt": "2026-10-24T01:58:20.586Z",
    "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": "debugobjects: Do not fill_pool() if pi_blocked_on",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ndebugobjects: Do not fill_pool() if pi_blocked_on\n\nOn RT enabled kernels, fill_pool() ends up calling rtlock_lock(), which\nasserts if current::pi_blocked_on is set, because a task can obviously only\nblock on one lock as otherwise the priority inheritenace chain gets\ncorrupted.\n\nPrevent this by expanding the conditional to take current::pi_blocked_on\ninto account.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "4bedcc28469a24fe481a8a31b3584e6070457ddb",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8a680d54f1adf3e3aa815578684556716fda6f0c"
            },
            {
              "version": "4bedcc28469a24fe481a8a31b3584e6070457ddb",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a3383df76f0d7a597066df018409eb9e5e698064"
            },
            {
              "version": "4bedcc28469a24fe481a8a31b3584e6070457ddb",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3f6a3b24ab7b9d51f6f4778254bef0e5847beb55"
            },
            {
              "version": "4bedcc28469a24fe481a8a31b3584e6070457ddb",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3a408cae608d9c075dd3a9e5cfc03b3cb0726863"
            },
            {
              "version": "4bedcc28469a24fe481a8a31b3584e6070457ddb",
              "status": "affected",
              "versionType": "git",
              "lessThan": "33bee10644f8fff3b1a0187ad5ad34513e5e8e72"
            },
            {
              "version": "4bedcc28469a24fe481a8a31b3584e6070457ddb",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5f41161059fd0f1bbf18c90f3180e38cc45a14eb"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.15",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.15"
            },
            {
              "version": "6.1.177",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.144",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.95",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.37",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.0.13",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.0.*"
            },
            {
              "version": "7.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}