fkie_cve-2011-4086
Vulnerability from fkie_nvd
Published
2012-07-03 16:40
Modified
2024-11-21 01:31
Severity ?
Summary
The journal_unmap_buffer function in fs/jbd2/transaction.c in the Linux kernel before 3.3.1 does not properly handle the _Delay and _Unwritten buffer head states, which allows local users to cause a denial of service (system crash) by leveraging the presence of an ext4 filesystem that was mounted with a journal.
References
secalert@redhat.comhttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=15291164b22a357cb211b618adfef4fa82fc0de3
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2012-0571.html
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2012-0670.html
secalert@redhat.comhttp://secunia.com/advisories/48898
secalert@redhat.comhttp://secunia.com/advisories/48964
secalert@redhat.comhttp://www.debian.org/security/2012/dsa-2469
secalert@redhat.comhttp://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.1
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=749143
secalert@redhat.comhttps://github.com/torvalds/linux/commit/15291164b22a357cb211b618adfef4fa82fc0de3Patch
af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=15291164b22a357cb211b618adfef4fa82fc0de3
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2012-0571.html
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2012-0670.html
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/48898
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/48964
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2012/dsa-2469
af854a3a-2127-422b-91ae-364da2661108http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.1
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=749143
af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/15291164b22a357cb211b618adfef4fa82fc0de3Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel 3.0
linux linux_kernel 3.0
linux linux_kernel 3.0
linux linux_kernel 3.0
linux linux_kernel 3.0
linux linux_kernel 3.0
linux linux_kernel 3.0
linux linux_kernel 3.0.1
linux linux_kernel 3.0.2
linux linux_kernel 3.0.3
linux linux_kernel 3.0.4
linux linux_kernel 3.0.5
linux linux_kernel 3.0.6
linux linux_kernel 3.0.7
linux linux_kernel 3.0.8
linux linux_kernel 3.0.9
linux linux_kernel 3.0.10
linux linux_kernel 3.0.11
linux linux_kernel 3.0.12
linux linux_kernel 3.0.13
linux linux_kernel 3.0.14
linux linux_kernel 3.0.15
linux linux_kernel 3.0.16
linux linux_kernel 3.0.17
linux linux_kernel 3.0.18
linux linux_kernel 3.0.19
linux linux_kernel 3.0.20
linux linux_kernel 3.0.21
linux linux_kernel 3.0.22
linux linux_kernel 3.0.23
linux linux_kernel 3.0.24
linux linux_kernel 3.0.25
linux linux_kernel 3.0.26
linux linux_kernel 3.0.27
linux linux_kernel 3.0.28
linux linux_kernel 3.0.29
linux linux_kernel 3.0.30
linux linux_kernel 3.0.31
linux linux_kernel 3.0.32
linux linux_kernel 3.0.33
linux linux_kernel 3.0.34
linux linux_kernel 3.1
linux linux_kernel 3.1
linux linux_kernel 3.1
linux linux_kernel 3.1
linux linux_kernel 3.1
linux linux_kernel 3.1.1
linux linux_kernel 3.1.2
linux linux_kernel 3.1.3
linux linux_kernel 3.1.4
linux linux_kernel 3.1.5
linux linux_kernel 3.1.6
linux linux_kernel 3.1.7
linux linux_kernel 3.1.8
linux linux_kernel 3.1.9
linux linux_kernel 3.1.10
linux linux_kernel 3.2
linux linux_kernel 3.2
linux linux_kernel 3.2
linux linux_kernel 3.2
linux linux_kernel 3.2
linux linux_kernel 3.2
linux linux_kernel 3.2
linux linux_kernel 3.2.1
linux linux_kernel 3.2.2
linux linux_kernel 3.2.3
linux linux_kernel 3.2.4
linux linux_kernel 3.2.5
linux linux_kernel 3.2.6
linux linux_kernel 3.2.7
linux linux_kernel 3.2.8
linux linux_kernel 3.2.9
linux linux_kernel 3.2.10
linux linux_kernel 3.2.11
linux linux_kernel 3.2.12
linux linux_kernel 3.2.13
linux linux_kernel 3.2.14
linux linux_kernel 3.2.15
linux linux_kernel 3.2.16
linux linux_kernel 3.2.17
linux linux_kernel 3.2.18
linux linux_kernel 3.2.19
linux linux_kernel 3.2.20



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          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The journal_unmap_buffer function in fs/jbd2/transaction.c in the Linux kernel before 3.3.1 does not properly handle the _Delay and _Unwritten buffer head states, which allows local users to cause a denial of service (system crash) by leveraging the presence of an ext4 filesystem that was mounted with a journal."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n journal_unmap_buffer en  fs/jbd2/transaction.c  en el kernel de linux anterior a v3.3.1 no maneja correctamente el \"buffer head states\" _Delay y _Unwritten, permitiendo a usuarios locales causar una denegaci\u00f3n de servicio aprovech\u00e1ndose de la presencia de un sistema de ficheros ext4 que est\u00e1 montado con journal"
    }
  ],
  "id": "CVE-2011-4086",
  "lastModified": "2024-11-21T01:31:49.087",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 4.9,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 6.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2012-07-03T16:40:31.020",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=15291164b22a357cb211b618adfef4fa82fc0de3"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://rhn.redhat.com/errata/RHSA-2012-0571.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://rhn.redhat.com/errata/RHSA-2012-0670.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://secunia.com/advisories/48898"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://secunia.com/advisories/48964"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.debian.org/security/2012/dsa-2469"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.1"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=749143"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/torvalds/linux/commit/15291164b22a357cb211b618adfef4fa82fc0de3"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=15291164b22a357cb211b618adfef4fa82fc0de3"
    },
    {
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      "url": "http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://rhn.redhat.com/errata/RHSA-2012-0571.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://rhn.redhat.com/errata/RHSA-2012-0670.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://secunia.com/advisories/48898"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://secunia.com/advisories/48964"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.debian.org/security/2012/dsa-2469"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=749143"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/torvalds/linux/commit/15291164b22a357cb211b618adfef4fa82fc0de3"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Sightings

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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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