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FKIE_CVE-2011-2689

Vulnerability from fkie_nvd - Published: 2011-07-28 22:55 - Updated: 2026-06-16 23:31
Severity
Summary
The gfs2_fallocate function in fs/gfs2/file.c in the Linux kernel before 3.0-rc1 does not ensure that the size of a chunk allocation is a multiple of the block size, which allows local users to cause a denial of service (BUG and system crash) by arranging for all resource groups to have too little free space.
References
secalert@redhat.comhttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6905d9e4dda6112f007e9090bca80507da158e63
secalert@redhat.comhttp://marc.info/?l=bugtraq&m=139447903326211&w=2Third Party Advisory
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2011-1065.htmlThird Party Advisory
secalert@redhat.comhttp://secunia.com/advisories/45193Third Party Advisory
secalert@redhat.comhttp://securitytracker.com/id?1025776Third Party Advisory, VDB Entry
secalert@redhat.comhttp://www.kernel.org/pub/linux/kernel/v3.0/testing/ChangeLog-3.0-rc1Broken Link
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2011/07/13/1Mailing List, Patch, Third Party Advisory
secalert@redhat.comhttp://www.securityfocus.com/bid/48677Third Party Advisory, VDB Entry
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=720861Issue Tracking, Patch, Third Party Advisory
secalert@redhat.comhttps://exchange.xforce.ibmcloud.com/vulnerabilities/68557Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6905d9e4dda6112f007e9090bca80507da158e63
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=139447903326211&w=2Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2011-1065.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/45193Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://securitytracker.com/id?1025776Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.kernel.org/pub/linux/kernel/v3.0/testing/ChangeLog-3.0-rc1Broken Link
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2011/07/13/1Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/48677Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=720861Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/68557Third Party Advisory, VDB Entry

{
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      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
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        }
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      "source": "secalert@redhat.com"
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      "value": "The gfs2_fallocate function in fs/gfs2/file.c in the Linux kernel before 3.0-rc1 does not ensure that the size of a chunk allocation is a multiple of the block size, which allows local users to cause a denial of service (BUG and system crash) by arranging for all resource groups to have too little free space."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n gfs2_fallocate en fs/gfs2/file.c en el kernel de Linux anterior a v3.0-rc1 no garantiza que el tama\u00f1o de un trozo de asignaci\u00f3n sea un m\u00faltiplo del tama\u00f1o de bloque, lo que permite a usuarios locales provocar una denegaci\u00f3n de servicio (BUG y ca\u00edda del sistema) mediante la organizaci\u00f3n de todos los grupos de recursos para tener un espacio libre muy reducido."
    }
  ],
  "id": "CVE-2011-2689",
  "lastModified": "2026-06-16T23:31:48.107",
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        "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"
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}



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