rustsec-2021-0045
Vulnerability from osv_rustsec
Published
2021-01-11 12:00
Modified
2023-06-13 13:10
Summary
FromIterator implementation for Vector/Matrix can drop uninitialized memory
Details

The FromIterator<T> methods for Vector and Matrix rely on the type parameter N to allocate space in the iterable.

If the passed in N type parameter is larger than the number of items returned by the iterator, it can lead to uninitialized memory being left in the Vector or Matrix type which gets dropped.


{
  "affected": [
    {
      "database_specific": {
        "categories": [
          "memory-corruption"
        ],
        "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": "adtensor",
        "purl": "pkg:cargo/adtensor"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.0.0-0"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "versions": []
    }
  ],
  "aliases": [
    "CVE-2021-29936",
    "GHSA-rg4m-gww5-7p47"
  ],
  "database_specific": {
    "license": "CC0-1.0"
  },
  "details": "The `FromIterator\u003cT\u003e` methods for `Vector` and `Matrix` rely on the type\nparameter `N` to allocate space in the iterable.\n\nIf the passed in `N` type parameter is larger than the number of items returned\nby the iterator, it can lead to uninitialized memory being left in the\n`Vector` or `Matrix` type which gets dropped.",
  "id": "RUSTSEC-2021-0045",
  "modified": "2023-06-13T13:10:24Z",
  "published": "2021-01-11T12:00:00Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://crates.io/crates/adtensor"
    },
    {
      "type": "ADVISORY",
      "url": "https://rustsec.org/advisories/RUSTSEC-2021-0045.html"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/charles-r-earp/adtensor/issues/4"
    }
  ],
  "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": "FromIterator implementation for Vector/Matrix can drop uninitialized memory"
}


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