{
  "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-2022-49561",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-49561",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-02-26T02:14:06.030Z",
    "updatedAt": "2026-08-05T08:55:45.099Z",
    "importedAt": "2026-10-24T01:56:49.724Z",
    "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: conntrack: re-fetch conntrack after insertion",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: conntrack: re-fetch conntrack after insertion\n\nIn case the conntrack is clashing, insertion can free skb->_nfct and\nset skb->_nfct to the already-confirmed entry.\n\nThis wasn't found before because the conntrack entry and the extension\nspace used to free'd after an rcu grace period, plus the race needs\nevents enabled to trigger.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "71d8c47fc653711c41bc3282e5b0e605b3727956",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e97222b785e70e8973281666d709baad6523d8af"
            },
            {
              "version": "71d8c47fc653711c41bc3282e5b0e605b3727956",
              "status": "affected",
              "versionType": "git",
              "lessThan": "92a999d1963eed0df666284e20055136ceabd12f"
            },
            {
              "version": "71d8c47fc653711c41bc3282e5b0e605b3727956",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b16bb373988da3ceb0308381634117e18b6ec60d"
            },
            {
              "version": "71d8c47fc653711c41bc3282e5b0e605b3727956",
              "status": "affected",
              "versionType": "git",
              "lessThan": "91a36ec160ec1a0c8f5352b772dffcbb0b6023e3"
            },
            {
              "version": "71d8c47fc653711c41bc3282e5b0e605b3727956",
              "status": "affected",
              "versionType": "git",
              "lessThan": "01989d7eebb61c99bd4b88ebc8e261bd2f02caed"
            },
            {
              "version": "71d8c47fc653711c41bc3282e5b0e605b3727956",
              "status": "affected",
              "versionType": "git",
              "lessThan": "04f9e9104c969d8ce10a4a43634f641ed082092d"
            },
            {
              "version": "71d8c47fc653711c41bc3282e5b0e605b3727956",
              "status": "affected",
              "versionType": "git",
              "lessThan": "04e4a11dc723c52db7a36dc58f0d69ce6426f8f0"
            },
            {
              "version": "71d8c47fc653711c41bc3282e5b0e605b3727956",
              "status": "affected",
              "versionType": "git",
              "lessThan": "56b14ecec97f39118bf85c9ac2438c5a949509ed"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.7",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.7"
            },
            {
              "version": "4.14.282",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "version": "4.19.246",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.197",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.120",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.45",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "5.17.13",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.17.*"
            },
            {
              "version": "5.18.2",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.18.*"
            },
            {
              "version": "5.19",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}