github - ghsa-c4w7-m676-pcvp

ghsa-c4w7-m676-pcvp

Vulnerability from github

Published

2022-05-14 03:14

Modified

2022-05-14 03:14

Severity ?

9.8 (Critical) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

An exploitable heap overflow vulnerability exists in the Fiddle::Function.new "initialize" function functionality of Ruby. In Fiddle::Function.new "initialize" heap buffer "arg_types" allocation is made based on args array length. Specially constructed object passed as element of args array can increase this array size after mentioned allocation and cause heap overflow.

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2016-2339"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-119"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-01-06T21:59:00Z",
    "severity": "CRITICAL"
  },
  "details": "An exploitable heap overflow vulnerability exists in the Fiddle::Function.new \"initialize\" function functionality of Ruby. In Fiddle::Function.new \"initialize\" heap buffer \"arg_types\" allocation is made based on args array length. Specially constructed object passed as element of args array can increase this array size after mentioned allocation and cause heap overflow.",
  "id": "GHSA-c4w7-m676-pcvp",
  "modified": "2022-05-14T03:14:14Z",
  "published": "2022-05-14T03:14:14Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-2339"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/91234"
    },
    {
      "type": "WEB",
      "url": "http://www.talosintelligence.com/reports/TALOS-2016-0034"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2016-2339

Vulnerability from cvelistv5

Published

2017-01-06 21:00

Modified

2024-08-05 23:24

Severity ?

Summary

References

▼	URL	Tags
	https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html	mailing-list, x_refsource_MLIST
	http://www.securityfocus.com/bid/91234	vdb-entry, x_refsource_BID
	http://www.talosintelligence.com/reports/TALOS-2016-0034/	x_refsource_MISC

Impacted products

Vendor

Product

Version

▼

Ruby

Version: 2.3.0 dev
Version: 2.2.2

Show details on NVD website

JSON

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          },
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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