fkie_cve-2010-2946
Vulnerability from fkie_nvd
Published
2010-09-29 17:00
Modified
2025-04-11 00:51
Severity ?
Summary
fs/jfs/xattr.c in the Linux kernel before 2.6.35.2 does not properly handle a certain legacy format for storage of extended attributes, which might allow local users by bypass intended xattr namespace restrictions via an "os2." substring at the beginning of a name.
References
secalert@redhat.comhttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=aca0fa34bdaba39bfddddba8ca70dba4782e8fe6
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://secunia.com/advisories/41321Third Party Advisory
secalert@redhat.comhttp://secunia.com/advisories/43291Third Party Advisory
secalert@redhat.comhttp://www.kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.37.10Vendor Advisory
secalert@redhat.comhttp://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.51Vendor Advisory
secalert@redhat.comhttp://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35.2Vendor Advisory
secalert@redhat.comhttp://www.mandriva.com/security/advisories?name=MDVSA-2011:051Third Party Advisory
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2010/08/20/1Mailing List, Third Party Advisory
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2010/08/20/11Mailing List, Third Party Advisory
secalert@redhat.comhttp://www.securityfocus.com/bid/42589Third Party Advisory, VDB Entry
secalert@redhat.comhttp://www.ubuntu.com/usn/USN-1000-1Third Party Advisory
secalert@redhat.comhttp://www.vupen.com/english/advisories/2011/0298Third Party Advisory
secalert@redhat.comhttp://www.vupen.com/english/advisories/2011/0375Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=aca0fa34bdaba39bfddddba8ca70dba4782e8fe6
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/41321Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/43291Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.37.10Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.51Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35.2Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.mandriva.com/security/advisories?name=MDVSA-2011:051Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2010/08/20/1Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2010/08/20/11Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/42589Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-1000-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2011/0298Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2011/0375Third Party Advisory



{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "B46FE5EF-46F5-444B-9D0A-9649580E8E53",
              "versionEndExcluding": "2.6.35.2",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:lts:*:*:*",
              "matchCriteriaId": "5C18C3CD-969B-4AA3-AE3A-BA4A188F8BFF",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:lts:*:*:*",
              "matchCriteriaId": "C91D2DBF-6DA7-4BA2-9F29-8BD2725A4701",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:9.04:*:*:*:*:*:*:*",
              "matchCriteriaId": "A5D026D0-EF78-438D-BEDD-FC8571F3ACEB",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:9.10:*:*:*:*:*:*:*",
              "matchCriteriaId": "A2BCB73E-27BB-4878-AD9C-90C4F20C25A0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:lts:*:*:*",
              "matchCriteriaId": "5D37DF0F-F863-45AC-853A-3E04F9FEC7CA",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:10.10:*:*:*:*:*:*:*",
              "matchCriteriaId": "87614B58-24AB-49FB-9C84-E8DDBA16353B",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "fs/jfs/xattr.c in the Linux kernel before 2.6.35.2 does not properly handle a certain legacy format for storage of extended attributes, which might allow local users by bypass intended xattr namespace restrictions via an \"os2.\" substring at the beginning of a name."
    },
    {
      "lang": "es",
      "value": "fs/jfs/xattr.c en el kernel de Linux anterior a v2.6.35.2 no controla correctamente un cierto formato antiguo para el almacenamiento de los atributos extendidos, lo cual podr\u00eda permitir a usuarios locales eludir las restricciones de espacio de nombres xattr a trav\u00e9s de una cadena \"os2.\" al principio de un nombre."
    }
  ],
  "id": "CVE-2010-2946",
  "lastModified": "2025-04-11T00:51:21.963",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 2.1,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2010-09-29T17:00:04.307",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=aca0fa34bdaba39bfddddba8ca70dba4782e8fe6"
    },
    {
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    },
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      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.html"
    },
    {
      "source": "secalert@redhat.com",
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    },
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      "source": "secalert@redhat.com",
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        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://secunia.com/advisories/41321"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://secunia.com/advisories/43291"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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      ],
      "url": "http://www.kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.37.10"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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      ],
      "url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.51"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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      ],
      "url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35.2"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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      ],
      "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:051"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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      ],
      "url": "http://www.openwall.com/lists/oss-security/2010/08/20/1"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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      ],
      "url": "http://www.openwall.com/lists/oss-security/2010/08/20/11"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/42589"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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      ],
      "url": "http://www.ubuntu.com/usn/USN-1000-1"
    },
    {
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      "tags": [
        "Third Party Advisory"
      ],
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    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.vupen.com/english/advisories/2011/0375"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      ],
      "url": "http://secunia.com/advisories/41321"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://secunia.com/advisories/43291"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    },
    {
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        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/42589"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.ubuntu.com/usn/USN-1000-1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.vupen.com/english/advisories/2011/0298"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.vupen.com/english/advisories/2011/0375"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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