{
  "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-2022-49589",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-49589",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-02-26T02:23:23.070Z",
    "updatedAt": "2026-05-11T19:02:52.183Z",
    "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": "igmp: Fix data-races around sysctl_igmp_qrv.",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nigmp: Fix data-races around sysctl_igmp_qrv.\n\nWhile reading sysctl_igmp_qrv, it can be changed concurrently.\nThus, we need to add READ_ONCE() to its readers.\n\nThis test can be packed into a helper, so such changes will be in the\nfollow-up series after net is merged into net-next.\n\n  qrv ?: READ_ONCE(net->ipv4.sysctl_igmp_qrv);",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "a9fe8e29945d56f35235a3a0fba99b4cf181d211",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9eeb3a7702998bdccbfcc37997b5dd9215b9a7f7"
            },
            {
              "version": "a9fe8e29945d56f35235a3a0fba99b4cf181d211",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e20dd1b0e0ea15bee1e528536a0840dba972ca0e"
            },
            {
              "version": "a9fe8e29945d56f35235a3a0fba99b4cf181d211",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b399ffafffba39f47b731b26a5da1dc0ffc4b3ad"
            },
            {
              "version": "a9fe8e29945d56f35235a3a0fba99b4cf181d211",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c721324afc589f8ea54bae04756b150aeaae5fa4"
            },
            {
              "version": "a9fe8e29945d56f35235a3a0fba99b4cf181d211",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c2954671010cd1127d1ffa328c6e6f8e99930982"
            },
            {
              "version": "a9fe8e29945d56f35235a3a0fba99b4cf181d211",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8ebcc62c738f68688ee7c6fec2efe5bc6d3d7e60"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.18",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.18"
            },
            {
              "version": "4.19.255",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.209",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.135",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.59",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "5.18.15",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.18.*"
            },
            {
              "version": "5.19",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}