FKIE_CVE-2010-4248

Vulnerability from fkie_nvd - Published: 2010-11-30 21:38 - Updated: 2026-06-16 23:24
Severity
Summary
Race condition in the __exit_signal function in kernel/exit.c in the Linux kernel before 2.6.37-rc2 allows local users to cause a denial of service via vectors related to multithreaded exec, the use of a thread group leader in kernel/posix-cpu-timers.c, and the selection of a new thread group leader in the de_thread function in fs/exec.c.
References
secalert@redhat.comhttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e0a70217107e6f9844628120412cb27bb4cea194
secalert@redhat.comhttp://secunia.com/advisories/42789Third Party Advisory
secalert@redhat.comhttp://secunia.com/advisories/42890Third Party Advisory
secalert@redhat.comhttp://secunia.com/advisories/46397Third Party Advisory
secalert@redhat.comhttp://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.37-rc2Broken Link
secalert@redhat.comhttp://www.mandriva.com/security/advisories?name=MDVSA-2011:029Third Party Advisory
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2010/11/23/2Mailing List, Patch, Third Party Advisory
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2010/11/24/9Mailing List, Patch, Third Party Advisory
secalert@redhat.comhttp://www.redhat.com/support/errata/RHSA-2011-0004.htmlThird Party Advisory
secalert@redhat.comhttp://www.redhat.com/support/errata/RHSA-2011-0007.htmlThird Party Advisory
secalert@redhat.comhttp://www.securityfocus.com/archive/1/520102/100/0/threadedThird Party Advisory, VDB Entry
secalert@redhat.comhttp://www.securityfocus.com/bid/45028Third Party Advisory, VDB Entry
secalert@redhat.comhttp://www.vmware.com/security/advisories/VMSA-2011-0012.htmlThird Party Advisory
secalert@redhat.comhttp://www.vupen.com/english/advisories/2011/0024Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=656264Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e0a70217107e6f9844628120412cb27bb4cea194
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/42789Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/42890Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/46397Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.37-rc2Broken Link
af854a3a-2127-422b-91ae-364da2661108http://www.mandriva.com/security/advisories?name=MDVSA-2011:029Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2010/11/23/2Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2010/11/24/9Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.redhat.com/support/errata/RHSA-2011-0004.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.redhat.com/support/errata/RHSA-2011-0007.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/520102/100/0/threadedThird Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/45028Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.vmware.com/security/advisories/VMSA-2011-0012.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2011/0024Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=656264Issue Tracking, Patch, Third Party Advisory
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel 2.6.37
linux linux_kernel 2.6.37

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "76630B45-B590-4651-972E-F938A83010C0",
              "versionEndExcluding": "2.6.37",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:2.6.37:-:*:*:*:*:*:*",
              "matchCriteriaId": "79F8D440-02E8-4BF7-8F56-31E4F349166B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:2.6.37:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "2EA6C6E6-CAD5-4D43-AD96-66D5ACBB91CE",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Race condition in the __exit_signal function in kernel/exit.c in the Linux kernel before 2.6.37-rc2 allows local users to cause a denial of service via vectors related to multithreaded exec, the use of a thread group leader in kernel/posix-cpu-timers.c, and the selection of a new thread group leader in the de_thread function in fs/exec.c."
    },
    {
      "lang": "es",
      "value": "Una condici\u00f3n de carrera en la funci\u00f3n __exit_signal en kernel/exit.c en el kernel de Linux anterior a v2.6.37-rc2 permite a usuarios locales causar una denegaci\u00f3n de servicio a trav\u00e9s de vectores relacionados con un exec con multiples hilos, el uso de un l\u00edder de grupo de hilos en kernel/posix- CPU-timers.c, y la selecci\u00f3n de un l\u00edder de grupo de hilos en la funci\u00f3n de_thread en fs/exec.c"
    }
  ],
  "id": "CVE-2010-4248",
  "lastModified": "2026-06-16T23:24:26.043",
  "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": "2010-11-30T21:38:23.727",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e0a70217107e6f9844628120412cb27bb4cea194"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://secunia.com/advisories/42789"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://secunia.com/advisories/42890"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://secunia.com/advisories/46397"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Broken Link"
      ],
      "url": "http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.37-rc2"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:029"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2010/11/23/2"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2010/11/24/9"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.redhat.com/support/errata/RHSA-2011-0004.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.redhat.com/support/errata/RHSA-2011-0007.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/archive/1/520102/100/0/threaded"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/45028"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.vmware.com/security/advisories/VMSA-2011-0012.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.vupen.com/english/advisories/2011/0024"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=656264"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e0a70217107e6f9844628120412cb27bb4cea194"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://secunia.com/advisories/42789"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://secunia.com/advisories/42890"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://secunia.com/advisories/46397"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Broken Link"
      ],
      "url": "http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.37-rc2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:029"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2010/11/23/2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2010/11/24/9"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.redhat.com/support/errata/RHSA-2011-0004.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.redhat.com/support/errata/RHSA-2011-0007.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/archive/1/520102/100/0/threaded"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/45028"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.vmware.com/security/advisories/VMSA-2011-0012.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.vupen.com/english/advisories/2011/0024"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=656264"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-362"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Sightings

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Nomenclature

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