Vulnerability-Lookup

ubuntu-cve-2012-0839

Vulnerability from osv_ubuntu

Published

2012-02-08 20:55

Modified

2025-07-16 04:50

Summary

Details

OCaml 3.12.1 and earlier computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table.

Severity

N/A (UNKNOWN)

low

References

URL

Type

	https://ubuntu.com/security/CVE-2012-0839	REPORT
	http://www.ocert.org/advisories/ocert-2011-003.html	REPORT
	http://www.nruns.com/_downloads/advisory28122011.pdf	REPORT
	http://www.mail-archive.com/caml-list@inria.fr/ms…	REPORT
	http://openwall.com/lists/oss-security/2012/02/07/1	REPORT
	https://www.cve.org/CVERecord?id=CVE-2012-0839	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "camlp4",
            "binary_version": "4.01.0-3ubuntu3"
          },
          {
            "binary_name": "camlp4-extra",
            "binary_version": "4.01.0-3ubuntu3"
          },
          {
            "binary_name": "ocaml",
            "binary_version": "4.01.0-3ubuntu3"
          },
          {
            "binary_name": "ocaml-base",
            "binary_version": "4.01.0-3ubuntu3"
          },
          {
            "binary_name": "ocaml-base-nox",
            "binary_version": "4.01.0-3ubuntu3"
          },
          {
            "binary_name": "ocaml-compiler-libs",
            "binary_version": "4.01.0-3ubuntu3"
          },
          {
            "binary_name": "ocaml-interp",
            "binary_version": "4.01.0-3ubuntu3"
          },
          {
            "binary_name": "ocaml-mode",
            "binary_version": "4.01.0-3ubuntu3"
          },
          {
            "binary_name": "ocaml-native-compilers",
            "binary_version": "4.01.0-3ubuntu3"
          },
          {
            "binary_name": "ocaml-nox",
            "binary_version": "4.01.0-3ubuntu3"
          },
          {
            "binary_name": "ocaml-source",
            "binary_version": "4.01.0-3ubuntu3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "ocaml",
        "purl": "pkg:deb/ubuntu/ocaml@4.01.0-3ubuntu3?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.01.0-3ubuntu3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.12.1-4ubuntu1",
        "4.01.0-3ubuntu2"
      ]
    }
  ],
  "aliases": [],
  "details": "OCaml 3.12.1 and earlier computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table.",
  "id": "UBUNTU-CVE-2012-0839",
  "modified": "2025-07-16T04:50:04Z",
  "published": "2012-02-08T20:55:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2012-0839"
    },
    {
      "type": "REPORT",
      "url": "http://www.ocert.org/advisories/ocert-2011-003.html"
    },
    {
      "type": "REPORT",
      "url": "http://www.nruns.com/_downloads/advisory28122011.pdf"
    },
    {
      "type": "REPORT",
      "url": "http://www.mail-archive.com/caml-list@inria.fr/msg01477.html"
    },
    {
      "type": "REPORT",
      "url": "http://openwall.com/lists/oss-security/2012/02/07/1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2012-0839"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2012-0839"
  ],
  "withdrawn": "2025-07-18T16:42:45Z"
}

CVE-2012-0839 (GCVE-0-2012-0839)

Vulnerability from cvelistv5 – Published: 2012-02-08 20:00 – Updated: 2024-08-06 18:38

Summary

Severity

No CVSS data available.

CWE

Assigner

redhat

References

7 references

URL	Tags
http://www.nruns.com/_downloads/advisory28122011.pdf	x_refsource_MISC
http://www.mail-archive.com/caml-list%40inria.fr/…	mailing-listx_refsource_MLIST
http://secunia.com/advisories/47853	third-party-advisoryx_refsource_SECUNIA
http://www.mail-archive.com/caml-list%40inria.fr/…	mailing-listx_refsource_MLIST
http://openwall.com/lists/oss-security/2012/02/07/2	mailing-listx_refsource_MLIST
http://openwall.com/lists/oss-security/2012/02/07/1	mailing-listx_refsource_MLIST
http://www.ocert.org/advisories/ocert-2011-003.html	x_refsource_MISC

Date Public

2011-12-30 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T18:38:14.933Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://www.nruns.com/_downloads/advisory28122011.pdf"
          },
          {
            "name": "[caml-list] 20111230 Hashtbl and security",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.mail-archive.com/caml-list%40inria.fr/msg01477.html"
          },
          {
            "name": "47853",
            "tags": [
              "third-party-advisory",
              "x_refsource_SECUNIA",
              "x_transferred"
            ],
            "url": "http://secunia.com/advisories/47853"
          },
          {
            "name": "[caml-list] 20111230 Re: Hashtbl and security",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.mail-archive.com/caml-list%40inria.fr/msg01478.html"
          },
          {
            "name": "[oss-security] 20120206 Re: CVE request: Hash DoS vulnerability (ocert-2011-003)",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://openwall.com/lists/oss-security/2012/02/07/2"
          },
          {
            "name": "[oss-security] 20120206 CVE request: Hash DoS vulnerability (ocert-2011-003)",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://openwall.com/lists/oss-security/2012/02/07/1"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://www.ocert.org/advisories/ocert-2011-003.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2011-12-30T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "OCaml 3.12.1 and earlier computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2012-02-22T10:00:00.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://www.nruns.com/_downloads/advisory28122011.pdf"
        },
        {
          "name": "[caml-list] 20111230 Hashtbl and security",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.mail-archive.com/caml-list%40inria.fr/msg01477.html"
        },
        {
          "name": "47853",
          "tags": [
            "third-party-advisory",
            "x_refsource_SECUNIA"
          ],
          "url": "http://secunia.com/advisories/47853"
        },
        {
          "name": "[caml-list] 20111230 Re: Hashtbl and security",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.mail-archive.com/caml-list%40inria.fr/msg01478.html"
        },
        {
          "name": "[oss-security] 20120206 Re: CVE request: Hash DoS vulnerability (ocert-2011-003)",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://openwall.com/lists/oss-security/2012/02/07/2"
        },
        {
          "name": "[oss-security] 20120206 CVE request: Hash DoS vulnerability (ocert-2011-003)",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://openwall.com/lists/oss-security/2012/02/07/1"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://www.ocert.org/advisories/ocert-2011-003.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2012-0839",
    "datePublished": "2012-02-08T20:00:00.000Z",
    "dateReserved": "2012-01-19T00:00:00.000Z",
    "dateUpdated": "2024-08-06T18:38:14.933Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.

Action not permitted

ubuntu-cve-2012-0839

Vulnerability from osv_ubuntu

CVE-2012-0839 (GCVE-0-2012-0839)

Tags

Sightings

Nomenclature