GHSA-77M6-X95J-75R5

Vulnerability from github – Published: 2021-08-25 20:58 – Updated: 2023-06-13 22:07
VLAI
Summary
Data races in ticketed_lock
Details

Affected versions of this crate unconditionally implemented Send for ReadTicket & WriteTicket. This allows to send non-Send T to other threads. This can allows creating data races by cloning types with internal mutability and sending them to other threads (as T of ReadTicket/WriteTicket). Such data races can cause memory corruption or other undefined behavior. The flaw was corrected in commit a986a93 by adding T: Send bounds to Send impls of ReadTicket/WriteTicket.

Show details on source website

{
  "affected": [
    {
      "package": {
        "ecosystem": "crates.io",
        "name": "ticketed_lock"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.3.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-36439"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-119",
      "CWE-362"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-08-09T22:40:34Z",
    "nvd_published_at": "2021-08-08T06:15:00Z",
    "severity": "HIGH"
  },
  "details": "Affected versions of this crate unconditionally implemented Send for ReadTicket\u003cT\u003e \u0026 WriteTicket\u003cT\u003e. This allows to send non-Send T to other threads. This can allows creating data races by cloning types with internal mutability and sending them to other threads (as T of ReadTicket\u003cT\u003e/WriteTicket\u003cT\u003e). Such data races can cause memory corruption or other undefined behavior. The flaw was corrected in commit `a986a93` by adding T: Send bounds to Send impls of ReadTicket\u003cT\u003e/WriteTicket\u003cT\u003e.",
  "id": "GHSA-77m6-x95j-75r5",
  "modified": "2023-06-13T22:07:15Z",
  "published": "2021-08-25T20:58:58Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-36439"
    },
    {
      "type": "WEB",
      "url": "https://github.com/kvark/ticketed_lock/issues/7"
    },
    {
      "type": "WEB",
      "url": "https://github.com/kvark/ticketed_lock/commit/a986a9335d591fa5c826157d1674d47aa525357f"
    },
    {
      "type": "WEB",
      "url": "https://github.com/kvark/ticketed_lock"
    },
    {
      "type": "WEB",
      "url": "https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ticketed_lock/RUSTSEC-2020-0119.md"
    },
    {
      "type": "WEB",
      "url": "https://rustsec.org/advisories/RUSTSEC-2020-0119.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": "Data races in ticketed_lock"
}



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