CVE-2009-0746 (GCVE-0-2009-0746)

Vulnerability from cvelistv5 – Published: 2009-02-27 17:00 – Updated: 2024-08-07 04:48
VLAI
Summary
The make_indexed_dir function in fs/ext4/namei.c in the Linux kernel 2.6.27 before 2.6.27.19 and 2.6.28 before 2.6.28.7 does not validate a certain rec_len field, which allows local users to cause a denial of service (OOPS) by attempting to mount a crafted ext4 filesystem.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
https://oval.cisecurity.org/repository/search/def… vdb-entrysignaturex_refsource_OVAL
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog… x_refsource_CONFIRM
http://www.vupen.com/english/advisories/2009/0509 vdb-entryx_refsource_VUPEN
http://secunia.com/advisories/37471 third-party-advisoryx_refsource_SECUNIA
http://rhn.redhat.com/errata/RHSA-2009-1243.html vendor-advisoryx_refsource_REDHAT
http://www.vmware.com/security/advisories/VMSA-20… x_refsource_CONFIRM
https://exchange.xforce.ibmcloud.com/vulnerabilit… vdb-entryx_refsource_XF
http://www.debian.org/security/2009/dsa-1749 vendor-advisoryx_refsource_DEBIAN
http://osvdb.org/52202 vdb-entryx_refsource_OSVDB
http://www.ubuntu.com/usn/usn-751-1 vendor-advisoryx_refsource_UBUNTU
http://bugzilla.kernel.org/show_bug.cgi?id=12430 x_refsource_CONFIRM
http://www.securityfocus.com/archive/1/507985/100… mailing-listx_refsource_BUGTRAQ
http://secunia.com/advisories/36562 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/34394 third-party-advisoryx_refsource_SECUNIA
http://git.kernel.org/?p=linux/kernel/git/torvald… x_refsource_CONFIRM
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog… x_refsource_CONFIRM
https://oval.cisecurity.org/repository/search/def… vdb-entrysignaturex_refsource_OVAL
http://www.vupen.com/english/advisories/2009/3316 vdb-entryx_refsource_VUPEN
Date Public
2009-02-20 00:00
Show details on NVD website
To clipboard 

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            "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e6b8bc09ba2075cd91fbffefcd2778b1a00bd76f"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.19"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.28.7"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://osvdb.org/52202"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://rhn.redhat.com/errata/RHSA-2009-1243.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/34394"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/36562"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/37471"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.debian.org/security/2009/dsa-1749"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/archive/1/507985/100/0/threaded"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.ubuntu.com/usn/usn-751-1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.vmware.com/security/advisories/VMSA-2009-0016.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://www.vupen.com/english/advisories/2009/0509"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.vupen.com/english/advisories/2009/3316"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/48872"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10342"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8039"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vendorComments": [
          {
            "comment": "This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, and Red Hat Enterprise MRG. \n\nThis issue was addressed in Red Hat Enterprise Linux 5 by\nhttps://rhn.redhat.com/errata/RHSA-2009-1243.html",
            "lastModified": "2009-09-02T00:00:00",
            "organization": "Red Hat"
          }
        ],
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-20"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-11-21T13:12:59+00:00",
      "cve": "CVE-2009-0746",
      "id": "CVE-2009-0746",
      "initial_release_date": "2009-01-11T00:00:00+00:00",
      "product_status:fixed": "122",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: ext4: make_indexed_dir() missing validation",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2009/cve-2009-0746.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2023-02-15T06:05:00Z",
      "cve": "CVE-2009-0746",
      "id": "CVE-2009-0746",
      "initial_release_date": "2023-02-15T06:05:00Z",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2009-0746",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2009-0746.json",
      "version": "2"
    }
  }
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.