github - ghsa-r46x-xjwr-8v2g

ghsa-r46x-xjwr-8v2g

Vulnerability from github

Published

2022-09-30 00:00

Modified

2022-10-04 00:00

Severity ?

9.8 (Critical) - CVSS:3.1/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 Psych::Emitter start_document function of Ruby. In Psych::Emitter start_document function heap buffer "head" allocation is made based on tags array length. Specially constructed object passed as element of tags 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-2016-2338"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-787"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-09-29T03:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "An exploitable heap overflow vulnerability exists in the Psych::Emitter start_document function of Ruby. In Psych::Emitter start_document function heap buffer \"head\" allocation is made based on tags array length. Specially constructed object passed as element of tags array can increase this array size after mentioned allocation and cause heap overflow.",
  "id": "GHSA-r46x-xjwr-8v2g",
  "modified": "2022-10-04T00:00:19Z",
  "published": "2022-09-30T00:00:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-2338"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2020/03/msg00032.html"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20221228-0005"
    },
    {
      "type": "WEB",
      "url": "http://www.talosintelligence.com/reports/TALOS-2016-0032"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2016-2338 (GCVE-0-2016-2338)

Vulnerability from cvelistv5

Published

2020-02-14 00:00

Modified

2024-08-05 23:24

Severity ?

CWE

Summary

References

▼	URL	Tags
	https://lists.debian.org/debian-lts-announce/2020/03/msg00032.html	mailing-list
	http://www.talosintelligence.com/reports/TALOS-2016-0032/
	https://security.netapp.com/advisory/ntap-20221228-0005/

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T23:24:48.961Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "[debian-lts-announce] 20200325 [SECURITY] [DLA 2158-1] ruby2.1 security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2020/03/msg00032.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "http://www.talosintelligence.com/reports/TALOS-2016-0032/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20221228-0005/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2016-06-14T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "An exploitable heap overflow vulnerability exists in the Psych::Emitter start_document function of Ruby. In Psych::Emitter start_document function heap buffer \"head\" allocation is made based on tags array length. Specially constructed object passed as element of tags array can increase this array size after mentioned allocation and cause heap overflow."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-12-28T00:00:00",
        "orgId": "37e5125f-f79b-445b-8fad-9564f167944b",
        "shortName": "certcc"
      },
      "references": [
        {
          "name": "[debian-lts-announce] 20200325 [SECURITY] [DLA 2158-1] ruby2.1 security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2020/03/msg00032.html"
        },
        {
          "url": "http://www.talosintelligence.com/reports/TALOS-2016-0032/"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20221228-0005/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b",
    "assignerShortName": "certcc",
    "cveId": "CVE-2016-2338",
    "datePublished": "2020-02-14T00:00:00",
    "dateReserved": "2016-02-12T00:00:00",
    "dateUpdated": "2024-08-05T23:24:48.961Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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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