{
  "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-2026-74406",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-74406",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-08-15T05:59:15.385Z",
    "updatedAt": "2026-10-16T19:05:43.336Z",
    "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": "vxlan: Fix potential null-ptr-deref in vxlan_gro_prepare_receive().",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nvxlan: Fix potential null-ptr-deref in vxlan_gro_prepare_receive().\n\nudp_tunnel_sock_release() could set sk->sk_user_data to NULL\nwhile vxlan_gro_prepare_receive() is running.\n\nLet's check if rcu_dereference_sk_user_data() is NULL after\nskb_gro_remcsum_init().",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "5602c48cf87562c2f95b831d690631935e834295",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9c58c729d32e7cea5772cc44929c6cd61e5a31cd"
            },
            {
              "version": "5602c48cf87562c2f95b831d690631935e834295",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f79c80f173fda9545b220c1f094b65fc06c252d0"
            },
            {
              "version": "5602c48cf87562c2f95b831d690631935e834295",
              "status": "affected",
              "versionType": "git",
              "lessThan": "08f40c0d23c67c3aa4224c3311e134999c721fb4"
            },
            {
              "version": "5602c48cf87562c2f95b831d690631935e834295",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4a8cde6f7281ea2c4c290f9ad9923b3631defceb"
            },
            {
              "version": "5602c48cf87562c2f95b831d690631935e834295",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ef44dac2a37f86eeae6b88ed10a6d60b35387dfd"
            },
            {
              "version": "5602c48cf87562c2f95b831d690631935e834295",
              "status": "affected",
              "versionType": "git",
              "lessThan": "30a45c0bffdd62350261e2f2689fdba426a33578"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.7",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.7"
            },
            {
              "version": "6.1.178",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.145",
              "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": "*"
            }
          ]
        }
      ]
    }
  }
}