{
  "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-2025-22103",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-22103",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-04-16T14:12:52.164Z",
    "updatedAt": "2026-09-14T11:57:55.772Z",
    "importedAt": "2026-10-24T01:57:29.455Z",
    "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: fix NULL pointer dereference in l3mdev_l3_rcv",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: fix NULL pointer dereference in l3mdev_l3_rcv\n\nWhen delete l3s ipvlan:\n\n    ip link del link eth0 ipvlan1 type ipvlan mode l3s\n\nThis may cause a null pointer dereference:\n\n    Call trace:\n     ip_rcv_finish+0x48/0xd0\n     ip_rcv+0x5c/0x100\n     __netif_receive_skb_one_core+0x64/0xb0\n     __netif_receive_skb+0x20/0x80\n     process_backlog+0xb4/0x204\n     napi_poll+0xe8/0x294\n     net_rx_action+0xd8/0x22c\n     __do_softirq+0x12c/0x354\n\nThis is because l3mdev_l3_rcv() visit dev->l3mdev_ops after\nipvlan_l3s_unregister() assign the dev->l3mdev_ops to NULL. The process\nlike this:\n\n    (CPU1)                     | (CPU2)\n    l3mdev_l3_rcv()            |\n      check dev->priv_flags:   |\n        master = skb->dev;     |\n                               |\n                               | ipvlan_l3s_unregister()\n                               |   set dev->priv_flags\n                               |   dev->l3mdev_ops = NULL;\n                               |\n      visit master->l3mdev_ops |\n\nTo avoid this by do not set dev->l3mdev_ops when unregister l3s ipvlan.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "c675e06a98a474f7ad0af32ce467613da818da52",
              "status": "affected",
              "versionType": "git",
              "lessThan": "1da52878f7fb74ace304f74325bb89e3e5546b55"
            },
            {
              "version": "c675e06a98a474f7ad0af32ce467613da818da52",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d97d6b1bd2b7f2a188d261d44c4519a13b8c406a"
            },
            {
              "version": "c675e06a98a474f7ad0af32ce467613da818da52",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8da4d7f9141e8dbd3ece2f0e6930a0ea8812c862"
            },
            {
              "version": "c675e06a98a474f7ad0af32ce467613da818da52",
              "status": "affected",
              "versionType": "git",
              "lessThan": "52b44d8c653459c658b733d13658afdde45f6836"
            },
            {
              "version": "c675e06a98a474f7ad0af32ce467613da818da52",
              "status": "affected",
              "versionType": "git",
              "lessThan": "59599bce44af3df7a215ebc81cb166426e1c9204"
            },
            {
              "version": "c675e06a98a474f7ad0af32ce467613da818da52",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f9dff65140efc289f01bcf39c3ca66a8806b6132"
            },
            {
              "version": "c675e06a98a474f7ad0af32ce467613da818da52",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0032c99e83b9ce6d5995d65900aa4b6ffb501cce"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.1",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.1"
            },
            {
              "version": "5.10.270",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.221",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.188",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.117",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.46",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.14.2",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.14.*"
            },
            {
              "version": "6.15",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}