{
  "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-2025-37914",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-37914",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-05-20T15:21:45.796Z",
    "updatedAt": "2026-10-15T21:52:03.184Z",
    "importedAt": "2026-10-24T01:57:34.152Z",
    "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": "net_sched: ets: Fix double list add in class with netem as child qdisc",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet_sched: ets: Fix double list add in class with netem as child qdisc\n\nAs described in Gerrard's report [1], there are use cases where a netem\nchild qdisc will make the parent qdisc's enqueue callback reentrant.\nIn the case of ets, there won't be a UAF, but the code will add the same\nclassifier to the list twice, which will cause memory corruption.\n\nIn addition to checking for qlen being zero, this patch checks whether\nthe class was already added to the active_list (cl_is_active) before\ndoing the addition to cater for the reentrant case.\n\n[1] https://lore.kernel.org/netdev/CAHcdcOm+03OD2j6R0=YHKqmy=VgJ8xEOKuP6c7mSgnp-TEJJbw@mail.gmail.com/",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "dcc68b4d8084e1ac9af0d4022d6b1aff6a139a33",
              "status": "affected",
              "versionType": "git",
              "lessThan": "24388ba0a1b1b6d4af1b205927ac7f7b119ee4ea"
            },
            {
              "version": "dcc68b4d8084e1ac9af0d4022d6b1aff6a139a33",
              "status": "affected",
              "versionType": "git",
              "lessThan": "554acc5a2ea9703e08023eb9a003f9e5a830a502"
            },
            {
              "version": "dcc68b4d8084e1ac9af0d4022d6b1aff6a139a33",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9efb6a0fa88e0910d079fdfeb4f7ce4d4ac6c990"
            },
            {
              "version": "dcc68b4d8084e1ac9af0d4022d6b1aff6a139a33",
              "status": "affected",
              "versionType": "git",
              "lessThan": "72c3da7e6ceb74e74ddbb5a305a35c9fdfcac6e3"
            },
            {
              "version": "dcc68b4d8084e1ac9af0d4022d6b1aff6a139a33",
              "status": "affected",
              "versionType": "git",
              "lessThan": "1f01e9f961605eb397c6ecd1d7b0233dfbf9077c"
            },
            {
              "version": "dcc68b4d8084e1ac9af0d4022d6b1aff6a139a33",
              "status": "affected",
              "versionType": "git",
              "lessThan": "bc321f714de693aae06e3786f88df2975376d996"
            },
            {
              "version": "dcc68b4d8084e1ac9af0d4022d6b1aff6a139a33",
              "status": "affected",
              "versionType": "git",
              "lessThan": "1a6d0c00fa07972384b0c308c72db091d49988b6"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.6",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.6"
            },
            {
              "version": "5.10.238",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.182",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.138",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.90",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.28",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.14.6",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.14.*"
            },
            {
              "version": "6.15",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}