GHSA-XWXC-J97J-84GF

Vulnerability from github – Published: 2021-08-25 21:00 – Updated: 2023-06-13 20:35
VLAI?
Summary
Race condition in Parc
Details

In the affected versions of this crate, LockWeak<T> unconditionally implemented Send with no trait bounds on T. LockWeak<T> doesn't own T and only provides &T. This allows concurrent access to a non-Sync T, which can cause undefined behavior like data races.

Show details on source website

{
  "affected": [
    {
      "package": {
        "ecosystem": "crates.io",
        "name": "parc"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "1.0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-362"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-08-09T17:05:10Z",
    "nvd_published_at": null,
    "severity": "HIGH"
  },
  "details": "In the affected versions of this crate, `LockWeak\u003cT\u003e` unconditionally implemented `Send` with no trait bounds on `T`. `LockWeak\u003cT\u003e` doesn\u0027t own `T` and only provides `\u0026T`. This allows concurrent access to a non-Sync `T`, which can cause undefined behavior like data races.\n",
  "id": "GHSA-xwxc-j97j-84gf",
  "modified": "2023-06-13T20:35:51Z",
  "published": "2021-08-25T21:00:03Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/hyyking/rustracts/pull/6"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/hyyking/rustracts/tree/master/parc"
    },
    {
      "type": "WEB",
      "url": "https://rustsec.org/advisories/RUSTSEC-2020-0134.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Race condition in Parc"
}


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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.


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