{
  "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-2026-52920",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-52920",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-06-24T07:14:15.866Z",
    "updatedAt": "2026-10-19T19:37:00.676Z",
    "importedAt": "2026-10-24T01:58:14.884Z",
    "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_policy: fix strict mode inbound policy matching",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: xt_policy: fix strict mode inbound policy matching\n\nmatch_policy_in() walks sec_path entries from the last transform to the\nfirst one, but strict policy matching needs to consume info->pol[] in\nthe same forward order as the rule layout.\n\nDerive the strict-match policy position from the number of transforms\nalready consumed so that multi-element inbound rules are matched\nconsistently.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "c4b885139203d37f76662c37ae645fe8e0f4e4e5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "eb323f7b82d2e2f638de0cc2a177803eb20e0707"
            },
            {
              "version": "c4b885139203d37f76662c37ae645fe8e0f4e4e5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "fc1c518bb1f054831ecabb32da9b8e1dff9699c6"
            },
            {
              "version": "c4b885139203d37f76662c37ae645fe8e0f4e4e5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f98b7f85e04b40e28b08c461ded0cc79f14f5509"
            },
            {
              "version": "c4b885139203d37f76662c37ae645fe8e0f4e4e5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "82664d0f1ba25e4f9a71994954abae24c60f4067"
            },
            {
              "version": "c4b885139203d37f76662c37ae645fe8e0f4e4e5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b130a6eefa02bd4d475f2f059da8bcfb3e7d18d9"
            },
            {
              "version": "c4b885139203d37f76662c37ae645fe8e0f4e4e5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "938867e870fb5471bb16f442aeac81326e05bf65"
            },
            {
              "version": "c4b885139203d37f76662c37ae645fe8e0f4e4e5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "392cc1d8408b5665215c1e9290bbf0f92339b043"
            },
            {
              "version": "c4b885139203d37f76662c37ae645fe8e0f4e4e5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4b2b4d7d4e203c92db8966b163edfacb1f0e1e29"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.17",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.17"
            },
            {
              "version": "5.10.258",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.209",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.175",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.141",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.91",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.33",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.0.10",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.0.*"
            },
            {
              "version": "7.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}