FKIE_CVE-2005-3784

Vulnerability from fkie_nvd - Published: 2005-11-23 21:03 - Updated: 2026-06-16 22:17
Severity
Summary
The auto-reap of child processes in Linux kernel 2.6 before 2.6.15 includes processes with ptrace attached, which leads to a dangling ptrace reference and allows local users to cause a denial of service (crash) and gain root privileges.
References
cve@mitre.orghttp://secunia.com/advisories/17786Vendor Advisory
cve@mitre.orghttp://secunia.com/advisories/17787
cve@mitre.orghttp://secunia.com/advisories/17917Vendor Advisory
cve@mitre.orghttp://secunia.com/advisories/17918Vendor Advisory
cve@mitre.orghttp://secunia.com/advisories/18203Vendor Advisory
cve@mitre.orghttp://secunia.com/advisories/18510Vendor Advisory
cve@mitre.orghttp://secunia.com/advisories/19374Vendor Advisory
cve@mitre.orghttp://www.debian.org/security/2006/dsa-1017
cve@mitre.orghttp://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7ed0175a462c4c30f6df6fac1cccac058f997739
cve@mitre.orghttp://www.mandriva.com/security/advisories?name=MDKSA-2006:018
cve@mitre.orghttp://www.redhat.com/support/errata/RHSA-2006-0101.html
cve@mitre.orghttp://www.securityfocus.com/advisories/9806
cve@mitre.orghttp://www.securityfocus.com/archive/1/419522/100/0/threaded
cve@mitre.orghttp://www.securityfocus.com/archive/1/427981/100/0/threaded
cve@mitre.orghttp://www.securityfocus.com/archive/1/439623/100/100/threaded
cve@mitre.orghttp://www.securityfocus.com/bid/15625
cve@mitre.orghttp://www.trustix.org/errata/2005/0070
cve@mitre.orghttp://www.vupen.com/english/advisories/2005/2649Vendor Advisory
cve@mitre.orghttps://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=174078
cve@mitre.orghttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9080
cve@mitre.orghttps://usn.ubuntu.com/231-1/
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/17786Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/17787
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/17917Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/17918Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/18203Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/18510Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/19374Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2006/dsa-1017
af854a3a-2127-422b-91ae-364da2661108http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7ed0175a462c4c30f6df6fac1cccac058f997739
af854a3a-2127-422b-91ae-364da2661108http://www.mandriva.com/security/advisories?name=MDKSA-2006:018
af854a3a-2127-422b-91ae-364da2661108http://www.redhat.com/support/errata/RHSA-2006-0101.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/advisories/9806
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/419522/100/0/threaded
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/427981/100/0/threaded
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/439623/100/100/threaded
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/15625
af854a3a-2127-422b-91ae-364da2661108http://www.trustix.org/errata/2005/0070
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2005/2649Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=174078
af854a3a-2127-422b-91ae-364da2661108https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9080
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/231-1/
Impacted products

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
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          "negate": false,
          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The auto-reap of child processes in Linux kernel 2.6 before 2.6.15 includes processes with ptrace attached, which leads to a dangling ptrace reference and allows local users to cause a denial of service (crash) and gain root privileges."
    }
  ],
  "id": "CVE-2005-3784",
  "lastModified": "2026-06-16T22:17:37.223",
  "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": "2005-11-23T21:03:00.000",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/17786"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://secunia.com/advisories/17787"
    },
    {
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    },
    {
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      "url": "http://secunia.com/advisories/17918"
    },
    {
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      "url": "http://secunia.com/advisories/18203"
    },
    {
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      "url": "http://secunia.com/advisories/18510"
    },
    {
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      "url": "http://secunia.com/advisories/19374"
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    {
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      "url": "http://www.debian.org/security/2006/dsa-1017"
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    {
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      "url": "http://www.vupen.com/english/advisories/2005/2649"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=174078"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9080"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://usn.ubuntu.com/231-1/"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-399"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Taxonomy of the tags.


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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

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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