rustsec-2021-0009
Vulnerability from osv_rustsec
Published
2021-01-10 12:00
Modified
2023-06-13 13:10
Summary
panic safety issue in `impl TransformContent<S, D> for [S; (2|3|4)]`
Details

Affected versions of this crate did not guard against double drop while temporarily duplicating objects' ownership using ptr::read(). Upon panic in a user-provided function conversion, objects that are copied by ptr::read() are dropped twice, leading to memory corruption.

The flaw was corrected in v0.9.2 by using ManuallyDrop<T> to enclose objects that are to be temporarily duplicated.


{
  "affected": [
    {
      "database_specific": {
        "categories": [
          "memory-corruption"
        ],
        "cvss": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
        "informational": null
      },
      "ecosystem_specific": {
        "affected_functions": null,
        "affects": {
          "arch": [],
          "functions": [],
          "os": []
        }
      },
      "package": {
        "ecosystem": "crates.io",
        "name": "basic_dsp_matrix",
        "purl": "pkg:cargo/basic_dsp_matrix"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.0.0-0"
            },
            {
              "fixed": "0.9.2"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "versions": []
    }
  ],
  "aliases": [
    "CVE-2021-25906",
    "GHSA-fjr6-hm39-4cf9"
  ],
  "database_specific": {
    "license": "CC0-1.0"
  },
  "details": "Affected versions of this crate did not guard against double drop while temporarily duplicating objects\u0027 ownership using `ptr::read()`. Upon panic in a user-provided function `conversion`, objects that are copied by `ptr::read()` are dropped twice, leading to memory corruption.\n\nThe flaw was corrected in v0.9.2 by using `ManuallyDrop\u003cT\u003e` to enclose objects that are to be temporarily duplicated.",
  "id": "RUSTSEC-2021-0009",
  "modified": "2023-06-13T13:10:24Z",
  "published": "2021-01-10T12:00:00Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://crates.io/crates/basic_dsp_matrix"
    },
    {
      "type": "ADVISORY",
      "url": "https://rustsec.org/advisories/RUSTSEC-2021-0009.html"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/liebharc/basic_dsp/issues/47"
    }
  ],
  "related": [],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "panic safety issue in `impl TransformContent\u003cS, D\u003e for [S; (2|3|4)]`"
}


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