FKIE_CVE-2006-1855

Vulnerability from fkie_nvd - Published: 2006-05-18 19:06 - Updated: 2026-06-16 22:23
Severity
Summary
choose_new_parent in Linux kernel before 2.6.11.12 includes certain debugging code, which allows local users to cause a denial of service (panic) by causing certain circumstances involving termination of a parent process.
References
secalert@redhat.comhttp://secunia.com/advisories/20237
secalert@redhat.comhttp://secunia.com/advisories/20716
secalert@redhat.comhttp://secunia.com/advisories/21179
secalert@redhat.comhttp://secunia.com/advisories/21745
secalert@redhat.comhttp://secunia.com/advisories/22093
secalert@redhat.comhttp://support.avaya.com/elmodocs2/security/ASA-2006-161.htm
secalert@redhat.comhttp://www.debian.org/security/2006/dsa-1184
secalert@redhat.comhttp://www.novell.com/linux/security/advisories/2006_42_kernel.html
secalert@redhat.comhttp://www.redhat.com/support/errata/RHSA-2006-0493.html
secalert@redhat.comhttp://www.securityfocus.com/bid/18099
secalert@redhat.comhttp://www.ubuntu.com/usn/usn-302-1
secalert@redhat.comhttps://bugzilla.redhat.com/bugzilla/attachment.cgi?id=127302
secalert@redhat.comhttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11235
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/20237
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/20716
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/21179
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/21745
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/22093
af854a3a-2127-422b-91ae-364da2661108http://support.avaya.com/elmodocs2/security/ASA-2006-161.htm
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2006/dsa-1184
af854a3a-2127-422b-91ae-364da2661108http://www.novell.com/linux/security/advisories/2006_42_kernel.html
af854a3a-2127-422b-91ae-364da2661108http://www.redhat.com/support/errata/RHSA-2006-0493.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/18099
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/usn-302-1
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/bugzilla/attachment.cgi?id=127302
af854a3a-2127-422b-91ae-364da2661108https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11235
Impacted products
Vendor Product Version
linux linux_kernel 2.6.11.1
linux linux_kernel 2.6.11.2
linux linux_kernel 2.6.11.3
linux linux_kernel 2.6.11.4
linux linux_kernel 2.6.11.5
linux linux_kernel 2.6.11.6
linux linux_kernel 2.6.11.7
linux linux_kernel 2.6.11.8
linux linux_kernel 2.6.11.9
linux linux_kernel 2.6.11.10
linux linux_kernel 2.6.11.11
To clipboard 

{
  "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:2.6.11.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "1CD39A7A-9172-4B85-B8FE-CEB94207A897",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:2.6.11.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "35F5C369-6BFB-445F-AA8B-6F6FA7C33EF3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:2.6.11.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "81DE32C2-5B07-4812-9F88-000F5FB000C2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:2.6.11.4:*:*:*:*:*:*:*",
              "matchCriteriaId": "02EED3D5-8F89-4B7F-A34B-52274B1A754F",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:2.6.11.5:*:*:*:*:*:*:*",
              "matchCriteriaId": "5F87AA89-F377-4BEB-B69F-809F5DA6176C",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:2.6.11.6:*:*:*:*:*:*:*",
              "matchCriteriaId": "C27AF62E-A026-43E9-89E6-CD807CE9DF51",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:2.6.11.7:*:*:*:*:*:*:*",
              "matchCriteriaId": "79C2AE0E-DAE8-4443-B33F-6ABA9019AA88",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:2.6.11.8:*:*:*:*:*:*:*",
              "matchCriteriaId": "D343B121-C007-49F8-9DE8-AA05CE58FF0B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:2.6.11.9:*:*:*:*:*:*:*",
              "matchCriteriaId": "7936B7EE-9CD1-4698-AD67-C619D0171A88",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:2.6.11.10:*:*:*:*:*:*:*",
              "matchCriteriaId": "A1A2AA2D-5183-4C49-A59D-AEB7D9B5A69E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:2.6.11.11:*:*:*:*:*:*:*",
              "matchCriteriaId": "3A0370A2-0A23-4E34-A2AC-8D87D051B0B1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "choose_new_parent in Linux kernel before 2.6.11.12 includes certain debugging code, which allows local users to cause a denial of service (panic) by causing certain circumstances involving termination of a parent process."
    }
  ],
  "id": "CVE-2006-1855",
  "lastModified": "2026-06-16T22:23:48.480",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 2.1,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2006-05-18T19:06:00.000",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://secunia.com/advisories/20237"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://secunia.com/advisories/20716"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://secunia.com/advisories/21179"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://secunia.com/advisories/21745"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://secunia.com/advisories/22093"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://support.avaya.com/elmodocs2/security/ASA-2006-161.htm"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.debian.org/security/2006/dsa-1184"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.novell.com/linux/security/advisories/2006_42_kernel.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.redhat.com/support/errata/RHSA-2006-0493.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.securityfocus.com/bid/18099"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.ubuntu.com/usn/usn-302-1"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://bugzilla.redhat.com/bugzilla/attachment.cgi?id=127302"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11235"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://secunia.com/advisories/20237"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://secunia.com/advisories/20716"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://secunia.com/advisories/21179"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://secunia.com/advisories/21745"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://secunia.com/advisories/22093"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://support.avaya.com/elmodocs2/security/ASA-2006-161.htm"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.debian.org/security/2006/dsa-1184"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.novell.com/linux/security/advisories/2006_42_kernel.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.redhat.com/support/errata/RHSA-2006-0493.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/bid/18099"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.ubuntu.com/usn/usn-302-1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://bugzilla.redhat.com/bugzilla/attachment.cgi?id=127302"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11235"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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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

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Nomenclature

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Related by attack behaviour

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