Vulnerability-Lookup

rustsec-2020-0033

Vulnerability from osv_rustsec

Published

2020-08-25 12:00

Modified

2023-06-13 13:10

Summary

Matrix::new() drops uninitialized memory

Details

Matrix::new() internally calls Matrix::fill_with() which uses *ptr = value pattern to initialize the buffer. This pattern assumes that there is an initialized struct at the address and drops it, which results in dropping of uninitialized struct.

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{
  "affected": [
    {
      "database_specific": {
        "categories": [],
        "cvss": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
        "informational": null
      },
      "ecosystem_specific": {
        "affected_functions": null,
        "affects": {
          "arch": [],
          "functions": [],
          "os": []
        }
      },
      "package": {
        "ecosystem": "crates.io",
        "name": "alg_ds",
        "purl": "pkg:cargo/alg_ds"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.0.0-0"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "versions": []
    }
  ],
  "aliases": [
    "CVE-2020-36432",
    "GHSA-3vv3-frrq-6486"
  ],
  "database_specific": {
    "license": "CC0-1.0"
  },
  "details": "`Matrix::new()` internally calls `Matrix::fill_with()` which uses `*ptr = value` pattern to initialize the buffer.\nThis pattern assumes that there is an initialized struct at the address and drops it, which results in dropping of uninitialized struct.",
  "id": "RUSTSEC-2020-0033",
  "modified": "2023-06-13T13:10:24Z",
  "published": "2020-08-25T12:00:00Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://crates.io/crates/alg_ds"
    },
    {
      "type": "ADVISORY",
      "url": "https://rustsec.org/advisories/RUSTSEC-2020-0033.html"
    },
    {
      "type": "REPORT",
      "url": "https://gitlab.com/dvshapkin/alg-ds/-/issues/1"
    }
  ],
  "related": [],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Matrix::new() drops uninitialized memory"
}

GHSA-3VV3-FRRQ-6486

Vulnerability from github – Published: 2021-08-25 20:59 – Updated: 2021-08-24 19:10

Summary

Use of Uninitialized Resource in alg_ds

Details

An issue was discovered in the alg_ds crate through 2020-08-25 for Rust. Matrix::new() internally calls Matrix::fill_with() which uses *ptr = value pattern to initialize the buffer. This pattern assumes that there is an initialized struct at the address and drops it, which results in dropping of uninitialized struct.

Severity ?

9.8 (Critical)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Show details on source website

JSON

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{
  "affected": [
    {
      "package": {
        "ecosystem": "crates.io",
        "name": "alg_ds"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "0.3.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-36432"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-665",
      "CWE-908"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-08-09T21:22:58Z",
    "nvd_published_at": "2021-08-08T06:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "An issue was discovered in the alg_ds crate through 2020-08-25 for Rust. `Matrix::new()` internally calls `Matrix::fill_with()` which uses `*ptr = value` pattern to initialize the buffer. This pattern assumes that there is an initialized struct at the address and drops it, which results in dropping of uninitialized struct.",
  "id": "GHSA-3vv3-frrq-6486",
  "modified": "2021-08-24T19:10:18Z",
  "published": "2021-08-25T20:59:20Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-36432"
    },
    {
      "type": "PACKAGE",
      "url": "https://gitlab.com/dvshapkin/alg-ds"
    },
    {
      "type": "WEB",
      "url": "https://gitlab.com/dvshapkin/alg-ds/-/issues/1"
    },
    {
      "type": "WEB",
      "url": "https://rustsec.org/advisories/RUSTSEC-2020-0033.html"
    }
  ],
  "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"
    }
  ],
  "summary": "Use of Uninitialized Resource in alg_ds"
}

CVE-2020-36432 (GCVE-0-2020-36432)

Vulnerability from cvelistv5 – Published: 2021-08-08 05:19 – Updated: 2024-08-04 17:30

Summary

An issue was discovered in the alg_ds crate through 2020-08-25 for Rust. There is a drop of uninitialized memory in Matrix::new().

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://rustsec.org/advisories/RUSTSEC-2020-0033.html	x_refsource_MISC
	https://raw.githubusercontent.com/rustsec/advisor…	x_refsource_MISC

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T17:30:07.259Z",
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        },
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              "x_transferred"
            ],
            "url": "https://rustsec.org/advisories/RUSTSEC-2020-0033.html"
          },
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              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/alg_ds/RUSTSEC-2020-0033.md"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
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              "version": "n/a"
            }
          ]
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      "descriptions": [
        {
          "lang": "en",
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        }
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              "type": "text"
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      "providerMetadata": {
        "dateUpdated": "2021-08-08T05:19:47",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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      },
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          "url": "https://rustsec.org/advisories/RUSTSEC-2020-0033.html"
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        }
      ],
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          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-36432",
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        "affects": {
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  "cveMetadata": {
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    "dateReserved": "2021-08-08T00:00:00",
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}

Sightings

Author	Source	Type	Date

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.

Action not permitted

rustsec-2020-0033

Vulnerability from osv_rustsec

GHSA-3VV3-FRRQ-6486

CVE-2020-36432 (GCVE-0-2020-36432)

Tags

Sightings

Nomenclature