{
  "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-2026-23391",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-23391",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-03-25T10:33:15.677Z",
    "updatedAt": "2026-10-19T18:35:42.172Z",
    "importedAt": "2026-10-24T01:58:02.025Z",
    "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": "netfilter: xt_CT: drop pending enqueued packets on template removal",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: xt_CT: drop pending enqueued packets on template removal\n\nTemplates refer to objects that can go away while packets are sitting in\nnfqueue refer to:\n\n- helper, this can be an issue on module removal.\n- timeout policy, nfnetlink_cttimeout might remove it.\n\nThe use of templates with zone and event cache filter are safe, since\nthis just copies values.\n\nFlush these enqueued packets in case the template rule gets removed.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "24de58f465165298aaa8f286b2592f0163706cfe",
              "status": "affected",
              "versionType": "git",
              "lessThan": "55445134d42b84cb0a272e42c98d233ca65eca83"
            },
            {
              "version": "24de58f465165298aaa8f286b2592f0163706cfe",
              "status": "affected",
              "versionType": "git",
              "lessThan": "cc57506dd66555899560b9c0f24e813f034e12ec"
            },
            {
              "version": "24de58f465165298aaa8f286b2592f0163706cfe",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d2d0bae0c9a2a17b6990a2966f5cdce0813d6256"
            },
            {
              "version": "24de58f465165298aaa8f286b2592f0163706cfe",
              "status": "affected",
              "versionType": "git",
              "lessThan": "63b8097cea1923fe82cd598068d0796da8c015ec"
            },
            {
              "version": "24de58f465165298aaa8f286b2592f0163706cfe",
              "status": "affected",
              "versionType": "git",
              "lessThan": "19a230dec6bb8928e3f96387f9085cf2c79bcef9"
            },
            {
              "version": "24de58f465165298aaa8f286b2592f0163706cfe",
              "status": "affected",
              "versionType": "git",
              "lessThan": "cb549925875fa06dd155e49db4ac2c5044c30f9c"
            },
            {
              "version": "24de58f465165298aaa8f286b2592f0163706cfe",
              "status": "affected",
              "versionType": "git",
              "lessThan": "777d02efe3d630cca4c1b63962cec17c57711325"
            },
            {
              "version": "24de58f465165298aaa8f286b2592f0163706cfe",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f62a218a946b19bb59abdd5361da85fa4606b96b"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.4",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.4"
            },
            {
              "version": "5.10.253",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.203",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.167",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.130",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.78",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.20",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "6.19.10",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.19.*"
            },
            {
              "version": "7.0",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}