{
  "document": {
    "category": "csaf_vex",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright © Red Hat, Inc. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.",
        "title": "Terms of Use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://access.redhat.com/security/team/contact/",
      "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.",
      "name": "Red Hat Product Security",
      "namespace": "https://www.redhat.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.access.redhat.com/data/csaf/v2/vex/2009/cve-2009-4306.json"
      }
    ],
    "title": "kernel: ext4: BUG_ON() via EXT4_IOC_MOVE_EXT ioctl",
    "tracking": {
      "current_release_date": "2025-11-21T13:09:23+00:00",
      "generator": {
        "date": "2025-11-21T13:09:23+00:00",
        "engine": {
          "name": "Red Hat SDEngine",
          "version": "4.6.12"
        }
      },
      "id": "CVE-2009-4306",
      "initial_release_date": "2009-12-14T00:00:00+00:00",
      "revision_history": [
        {
          "date": "2009-12-14T00:00:00+00:00",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2025-04-09T00:46:47+00:00",
          "number": "2",
          "summary": "Current version"
        },
        {
          "date": "2025-11-21T13:09:23+00:00",
          "number": "3",
          "summary": "Last generated version"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "category": "vendor",
        "name": "Red Hat",
        "product": {
          "name": "All currently supported Red Hat products",
          "product_id": "red_hat_products",
          "product_identification_helper": {
            "cpe": "cpe:/a:redhat"
          }
        }
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2009-4306",
      "discovery_date": "2009-12-14T00:00:00+00:00",
      "flags": [
        {
          "label": "vulnerable_code_not_present",
          "product_ids": [
            "red_hat_products"
          ]
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "Unspecified vulnerability in the EXT4_IOC_MOVE_EXT (aka move extents) ioctl implementation in the ext4 filesystem in the Linux kernel 2.6.32-git6 and earlier allows local users to cause a denial of service (filesystem corruption) via unknown vectors, a different vulnerability than CVE-2009-4131.",
          "title": "Vulnerability description"
        },
        {
          "category": "other",
          "text": "Red Hat Product Security has determined that this vulnerability does not affect any currently supported Red Hat product. This assessment may evolve based on further analysis and discovery. For more information about this vulnerability and the products it affects, please see the linked references.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "known_not_affected": [
          "red_hat_products"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2009-4306"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2009-4306",
          "url": "https://www.cve.org/CVERecord?id=CVE-2009-4306"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2009-4306",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2009-4306"
        }
      ],
      "release_date": "2009-12-14T00:00:00+00:00",
      "scores": [
        {
          "cvss_v2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 6.6,
            "confidentialityImpact": "NONE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:L/AC:L/Au:N/C:N/I:C/A:C",
            "version": "2.0"
          },
          "products": [
            "red_hat_products"
          ]
        }
      ],
      "title": "kernel: ext4: BUG_ON() via EXT4_IOC_MOVE_EXT ioctl"
    }
  ]
}