{
  "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-2024-56637",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-56637",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-12-27T15:02:39.876Z",
    "updatedAt": "2026-10-15T21:41:47.339Z",
    "importedAt": "2026-10-24T01:57:20.494Z",
    "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: ipset: Hold module reference while requesting a module",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: ipset: Hold module reference while requesting a module\n\nUser space may unload ip_set.ko while it is itself requesting a set type\nbackend module, leading to a kernel crash. The race condition may be\nprovoked by inserting an mdelay() right after the nfnl_unlock() call.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "a7b4f989a629493bb4ec4a354def784d440b32c4",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e5e2d3024753fdaca818b822e3827614bacbdccf"
            },
            {
              "version": "a7b4f989a629493bb4ec4a354def784d440b32c4",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6099b5d3e37145484fac4b8b4070c3f1abfb3519"
            },
            {
              "version": "a7b4f989a629493bb4ec4a354def784d440b32c4",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0e67805e805c1f3edd6f43adbe08ea14b552694b"
            },
            {
              "version": "a7b4f989a629493bb4ec4a354def784d440b32c4",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5bae60a933ba5d16eed55c6b279be51bcbbc79b0"
            },
            {
              "version": "a7b4f989a629493bb4ec4a354def784d440b32c4",
              "status": "affected",
              "versionType": "git",
              "lessThan": "90bf312a6b6b3d6012137f6776a4052ee85e0340"
            },
            {
              "version": "a7b4f989a629493bb4ec4a354def784d440b32c4",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ba5e070f36682d07ca7ad2a953e6c9d96be19dca"
            },
            {
              "version": "a7b4f989a629493bb4ec4a354def784d440b32c4",
              "status": "affected",
              "versionType": "git",
              "lessThan": "456f010bfaefde84d3390c755eedb1b0a5857c3c"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.39",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.39"
            },
            {
              "version": "5.4.287",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.231",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.174",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.120",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.66",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.5",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.13",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}