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RUSTSEC-2021-0036 (CVE-2021-28037)

Vulnerability from osv_rustsec – Published: 2021-03-03 12:00 – Updated: 2023-06-13 13:10 – Source website
VLAI
Summary
Intern<T>: Data race allowed on T
Details

Affected versions of this crate unconditionally implements Sync for Intern<T>. This allows users to create data race on T: !Sync, which may lead to undefined behavior (for example, memory corruption).

The flaw was corrected in commit 2928a87 by adding the trait bound T: Sync in the Sync impl of Intern<T>.


{
  "affected": [
    {
      "database_specific": {
        "categories": [
          "thread-safety"
        ],
        "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": "internment",
        "purl": "pkg:cargo/internment"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.0.0-0"
            },
            {
              "fixed": "0.4.2"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "versions": []
    }
  ],
  "aliases": [
    "CVE-2021-28037",
    "GHSA-gppw-3h6h-v6q2"
  ],
  "database_specific": {
    "license": "CC0-1.0"
  },
  "details": "Affected versions of this crate unconditionally implements `Sync` for `Intern\u003cT\u003e`.\nThis allows users to create data race on `T: !Sync`, which may lead to undefined behavior\n(for example, memory corruption).\n\nThe flaw was corrected in commit 2928a87 by adding the trait bound `T: Sync` in the `Sync` impl of `Intern\u003cT\u003e`.",
  "id": "RUSTSEC-2021-0036",
  "modified": "2023-06-13T13:10:24Z",
  "published": "2021-03-03T12:00:00Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://crates.io/crates/internment"
    },
    {
      "type": "ADVISORY",
      "url": "https://rustsec.org/advisories/RUSTSEC-2021-0036.html"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/droundy/internment/issues/20"
    }
  ],
  "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": "Intern\u003cT\u003e: Data race allowed on T"
}



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