{
  "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-2026-80637",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-80637",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-08-28T06:48:50.836Z",
    "updatedAt": "2026-10-21T12:46:42.681Z",
    "importedAt": "2026-10-24T01:58:30.346Z",
    "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: synproxy: fix unaligned memory access in timestamp adjustment",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: synproxy: fix unaligned memory access in timestamp adjustment\n\nUse get_unaligned_be32() and put_unaligned_be32() to safely read and\nwrite the timestamp fields. This prevents performance degradation due to\nunaligned memory access or even a crash on strict alignment\narchitectures.\n\nThis follows the implementation of timestamp parsing in the networking\nstack at tcp_parse_options() and synproxy_parse_options().",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "48b1de4c110a7afa4b85862f6c75af817db26fad",
              "status": "affected",
              "versionType": "git",
              "lessThan": "95cda0446f51077c343fdd8264be2737eb25a6c3"
            },
            {
              "version": "48b1de4c110a7afa4b85862f6c75af817db26fad",
              "status": "affected",
              "versionType": "git",
              "lessThan": "2b8e7aaa38002d8ee2f48d87b1f392eadd8e98c4"
            },
            {
              "version": "48b1de4c110a7afa4b85862f6c75af817db26fad",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5c9c67cf7a3d16051dfb90e98836f530964dfb8e"
            },
            {
              "version": "48b1de4c110a7afa4b85862f6c75af817db26fad",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ea3d2caa5bfacf5db5c1cad521ca5d9144edd9a7"
            },
            {
              "version": "48b1de4c110a7afa4b85862f6c75af817db26fad",
              "status": "affected",
              "versionType": "git",
              "lessThan": "992c20bc8a4aba220c8b95b467d049289778dad6"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.12",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.12"
            },
            {
              "version": "6.6.160",
              "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": "*"
            }
          ]
        }
      ]
    }
  }
}