rustsec-2020-0038
Vulnerability from osv_rustsec
Published
2020-09-03 12:00
Modified
2023-06-13 13:10
Summary
Memory safety issues in `compact::Vec`
Details

compact::Vec contains multiple memory safety issues.

  1. It mishandles large capacity and causes out-of-bound access in 32-bit / allocator layout mismatch in 64-bit.
  2. remove() is not panic-safe and causes double-free when an index larger than the length is provided.

{
  "affected": [
    {
      "database_specific": {
        "categories": [],
        "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": "ordnung",
        "purl": "pkg:cargo/ordnung"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.0.0-0"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "versions": []
    }
  ],
  "aliases": [
    "CVE-2020-35890",
    "CVE-2020-35891",
    "GHSA-4wj3-p7hj-cvx8",
    "GHSA-qrwc-jxf5-g8x6"
  ],
  "database_specific": {
    "license": "CC0-1.0"
  },
  "details": "`compact::Vec` contains multiple memory safety issues.\n\n1. It mishandles large capacity and causes out-of-bound access in 32-bit / allocator layout mismatch in 64-bit.\n2. `remove()` is not panic-safe and causes double-free when an index larger than the length is provided.",
  "id": "RUSTSEC-2020-0038",
  "modified": "2023-06-13T13:10:24Z",
  "published": "2020-09-03T12:00:00Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://crates.io/crates/ordnung"
    },
    {
      "type": "ADVISORY",
      "url": "https://rustsec.org/advisories/RUSTSEC-2020-0038.html"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/maciejhirsz/ordnung/issues/8"
    }
  ],
  "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": "Memory safety issues in `compact::Vec`"
}


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