CVE-2005-4872 (GCVE-0-2005-4872)

Vulnerability from cvelistv5 – Published: 2007-11-14 21:00 – Updated: 2024-08-08 00:01
VLAI
Summary
Perl-Compatible Regular Expression (PCRE) library before 6.2 does not properly count the number of named capturing subpatterns, which allows context-dependent attackers to cause a denial of service (crash) via a regular expression with a large number of named subpatterns, which triggers a buffer overflow. NOTE: this issue was originally subsumed by CVE-2006-7224, but that CVE has been REJECTED and split.
Severity
No CVSS data available.
CWE
  • n/a
References
URL Tags
http://support.avaya.com/elmodocs2/security/ASA-2… x_refsource_CONFIRM
http://www.mandriva.com/security/advisories?name=… vendor-advisoryx_refsource_MANDRIVA
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://secunia.com/advisories/28658 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/27773 third-party-advisoryx_refsource_SECUNIA
http://www.securityfocus.com/bid/26462 vdb-entryx_refsource_BID
http://www.redhat.com/support/errata/RHSA-2007-10… vendor-advisoryx_refsource_REDHAT
http://www.novell.com/linux/security/advisories/2… vendor-advisoryx_refsource_SUSE
http://www.pcre.org/changelog.txt x_refsource_CONFIRM
http://secunia.com/advisories/27869 third-party-advisoryx_refsource_SECUNIA
https://oval.cisecurity.org/repository/search/def… vdb-entrysignaturex_refsource_OVAL
http://secunia.com/advisories/27582 third-party-advisoryx_refsource_SECUNIA
http://scary.beasts.org/security/CESA-2007-006.html x_refsource_MISC
Date Public
2005-08-01 00:00
Show details on NVD website

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            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.redhat.com/support/errata/RHSA-2007-1052.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/bid/26462"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11615"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-119"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Important",
      "current_release_date": "2025-11-21T13:26:36+00:00",
      "cve": "CVE-2005-4872",
      "id": "CVE-2005-4872",
      "initial_release_date": "2005-01-01T00:00:00+00:00",
      "product_status:fixed": "150",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "pcre incorrect memory requirement computation",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2005/cve-2005-4872.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2025-07-08T00:35:11Z",
      "cve": "CVE-2005-4872",
      "id": "CVE-2005-4872",
      "initial_release_date": "2023-02-15T06:16:30Z",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2005-4872",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2005-4872.json",
      "version": "5"
    }
  }
}



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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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