{
  "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-2026-43339",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-43339",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-05-08T13:31:24.315Z",
    "updatedAt": "2026-10-19T19:16:26.883Z",
    "importedAt": "2026-10-24T01:58:14.884Z",
    "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": "ipv6: prevent possible UaF in addrconf_permanent_addr()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nipv6: prevent possible UaF in addrconf_permanent_addr()\n\nThe mentioned helper try to warn the user about an exceptional\ncondition, but the message is delivered too late, accessing the ipv6\nafter its possible deletion.\n\nReorder the statement to avoid the possible UaF; while at it, place the\nwarning outside the idev->lock as it needs no protection.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "f1705ec197e705b79ea40fe7a2cc5acfa1d3bfac",
              "status": "affected",
              "versionType": "git",
              "lessThan": "eec49a33611f20336b357b3953df44f1a02049e8"
            },
            {
              "version": "f1705ec197e705b79ea40fe7a2cc5acfa1d3bfac",
              "status": "affected",
              "versionType": "git",
              "lessThan": "bacc7f31085c9820922f00bc7d79756ffa13123a"
            },
            {
              "version": "f1705ec197e705b79ea40fe7a2cc5acfa1d3bfac",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7bfafa1b0cd582983ebec6bb20f0a435528fe567"
            },
            {
              "version": "f1705ec197e705b79ea40fe7a2cc5acfa1d3bfac",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7d9f2f4aabd116ca68fbdab5d8fb8dac74c2ea1e"
            },
            {
              "version": "f1705ec197e705b79ea40fe7a2cc5acfa1d3bfac",
              "status": "affected",
              "versionType": "git",
              "lessThan": "25357b670afb5b517096da783abaa5cc4bf8359e"
            },
            {
              "version": "f1705ec197e705b79ea40fe7a2cc5acfa1d3bfac",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3cd4efb5df72843dfac892d0b3c7a4a8bd926b65"
            },
            {
              "version": "f1705ec197e705b79ea40fe7a2cc5acfa1d3bfac",
              "status": "affected",
              "versionType": "git",
              "lessThan": "2d88ed7fa000e19c2dc0fa31b3a849e3f5bca5c1"
            },
            {
              "version": "f1705ec197e705b79ea40fe7a2cc5acfa1d3bfac",
              "status": "affected",
              "versionType": "git",
              "lessThan": "fd63f185979b047fb22a0dfc6bd94d0cab6a6a70"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.6",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.6"
            },
            {
              "version": "5.10.253",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.203",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.168",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.134",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.81",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.22",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "6.19.12",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.19.*"
            },
            {
              "version": "7.0",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}