{
  "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-2026-23442",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-23442",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-04-03T15:15:26.851Z",
    "updatedAt": "2026-10-15T01:15:04.465Z",
    "importedAt": "2026-10-24T01:58:02.025Z",
    "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: add NULL checks for idev in SRv6 paths",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nipv6: add NULL checks for idev in SRv6 paths\n\n__in6_dev_get() can return NULL when the device has no IPv6 configuration\n(e.g. MTU < IPV6_MIN_MTU or after NETDEV_UNREGISTER).\n\nAdd NULL checks for idev returned by __in6_dev_get() in both\nseg6_hmac_validate_skb() and ipv6_srh_rcv() to prevent potential NULL\npointer dereferences.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1ababeba4a21f3dba3da3523c670b207fb2feb62",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0348fa0ada37cef7c6b5ab2a428bb2c6aee784e4"
            },
            {
              "version": "1ababeba4a21f3dba3da3523c670b207fb2feb62",
              "status": "affected",
              "versionType": "git",
              "lessThan": "83d705d35e583cb1b1eacf196dfe7b77d442018e"
            },
            {
              "version": "1ababeba4a21f3dba3da3523c670b207fb2feb62",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d1bd8b9edc6752d10f84d28ff64f842401ce336d"
            },
            {
              "version": "1ababeba4a21f3dba3da3523c670b207fb2feb62",
              "status": "affected",
              "versionType": "git",
              "lessThan": "50352fc103928e10e8729abc79a0d05abef26c4d"
            },
            {
              "version": "1ababeba4a21f3dba3da3523c670b207fb2feb62",
              "status": "affected",
              "versionType": "git",
              "lessThan": "bc9843c39f9932a8b36efd1d362ea00bb88e4e78"
            },
            {
              "version": "1ababeba4a21f3dba3da3523c670b207fb2feb62",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c5cedee5d97382176573bbe21e1724e737a5eb64"
            },
            {
              "version": "1ababeba4a21f3dba3da3523c670b207fb2feb62",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a25853c9feea7bbf31d157ff6e004d2d3b4f7f13"
            },
            {
              "version": "1ababeba4a21f3dba3da3523c670b207fb2feb62",
              "status": "affected",
              "versionType": "git",
              "lessThan": "06413793526251870e20402c39930804f14d59c0"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.10",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.10"
            },
            {
              "version": "5.10.258",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.209",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.175",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.136",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.83",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.25",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "6.19.10",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.19.*"
            },
            {
              "version": "7.0",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}