{
  "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-2026-72450",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-72450",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-08-15T05:56:58.939Z",
    "updatedAt": "2026-10-16T18:55:24.828Z",
    "importedAt": "2026-10-24T01:58:25.636Z",
    "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": "xfrm: validate selector family and prefixlen during match",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nxfrm: validate selector family and prefixlen during match\n\nsyzbot reported a shift-out-of-bounds in xfrm_selector_match()\ndue to AF_UNSPEC selector with large prefixlen (e.g. 128) matched\nagainst IPv4 flow (when XFRM_STATE_AF_UNSPEC is set).\n\nFix this by:\n\n- Rejecting mismatched families in xfrm_selector_match.\n- Returning false in addr4_match if prefixlen > 32.\n- Returning false in addr_match if prefixlen > 128 (prevents overflow).",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "8df5cd51fd70c33aa1776e5cbcd82b0a86649d73",
              "status": "affected",
              "versionType": "git",
              "lessThan": "87a5bbccc7ff4edb3f42fea387124237d2ba91ee"
            },
            {
              "version": "2d08a6c31c65f23db71a5385ee9cf9d8f9a67a71",
              "status": "affected",
              "versionType": "git",
              "lessThan": "bd7f202cf77556cff59f68dc30e4cdf40cb6e33b"
            },
            {
              "version": "bce1afaa212ec380bf971614f70909a27882b862",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a3968ad4195d72c8fddcc6c0ef39da95ac98711a"
            },
            {
              "version": "7d9868180bd1e4cf37e7c5067362658971162366",
              "status": "affected",
              "versionType": "git",
              "lessThan": "efa9e3b9f3dea2e1ea4c7edf4edc863faef85986"
            },
            {
              "version": "3f0ab59e6537c6a8f9e1b355b48f9c05a76e8563",
              "status": "affected",
              "versionType": "git",
              "lessThan": "78783fefdc8f36879b1a17efa0d3195ea5f2dc5f"
            },
            {
              "version": "3f0ab59e6537c6a8f9e1b355b48f9c05a76e8563",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6d99379c58f7f1c6ab2cc7aba01a4f52d71adcfe"
            },
            {
              "version": "3f0ab59e6537c6a8f9e1b355b48f9c05a76e8563",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5a03a2ee17e8259dde631ed84fd8322db06cb2ae"
            },
            {
              "version": "3f0ab59e6537c6a8f9e1b355b48f9c05a76e8563",
              "status": "affected",
              "versionType": "git",
              "lessThan": "40f0b1047918539f0b0f795ac65e35336b4c2c78"
            },
            {
              "version": "f31398570acf0f0804c644006f7bfa9067106b0a",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "401ad99a5ae7180dd9449eac104cb755f442e7f3",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "e68dd80ba498265d2266b12dc3459164f4ff0c4a",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "5.10.229",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.10.261"
            },
            {
              "version": "5.15.170",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.15.212"
            },
            {
              "version": "6.1.115",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.1.178"
            },
            {
              "version": "6.6.59",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.6.145"
            },
            {
              "version": "4.19.323",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.20"
            },
            {
              "version": "5.4.285",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.5"
            },
            {
              "version": "6.11.6",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.12"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.12",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.12"
            },
            {
              "version": "5.10.261",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.212",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.178",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.145",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.97",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.40",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.1.5",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.1.*"
            },
            {
              "version": "7.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}