rustsec-2022-0002
Vulnerability from osv_rustsec
Published
2022-01-10 12:00
Modified
2023-06-13 13:10
Summary
Unsoundness in `dashmap` references
Details

Reference returned by some methods of Ref (and similar types) may outlive the Ref and escape the lock. This causes undefined behavior and may result in a segfault.

More information in dashmap#167 issue.

To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "categories": [
          "memory-exposure",
          "memory-corruption"
        ],
        "cvss": null,
        "informational": null
      },
      "ecosystem_specific": {
        "affected_functions": null,
        "affects": {
          "arch": [],
          "functions": [
            "dashmap::mapref::multiple::RefMulti::key",
            "dashmap::mapref::multiple::RefMulti::pair",
            "dashmap::mapref::multiple::RefMulti::value",
            "dashmap::mapref::multiple::RefMutMulti::key",
            "dashmap::mapref::multiple::RefMutMulti::pair",
            "dashmap::mapref::multiple::RefMutMulti::pair_mut",
            "dashmap::mapref::one::Ref::key",
            "dashmap::mapref::one::Ref::pair",
            "dashmap::mapref::one::Ref::value",
            "dashmap::mapref::one::RefMut::key",
            "dashmap::mapref::one::RefMut::pair",
            "dashmap::mapref::one::RefMut::pair_mut",
            "dashmap::setref::multiple::RefMulti::key",
            "dashmap::setref::one::Ref::key"
          ],
          "os": []
        }
      },
      "package": {
        "ecosystem": "crates.io",
        "name": "dashmap",
        "purl": "pkg:cargo/dashmap"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.0.0"
            },
            {
              "fixed": "5.1.0"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "versions": []
    }
  ],
  "aliases": [
    "GHSA-mpg5-fvwp-42m2"
  ],
  "database_specific": {
    "license": "CC0-1.0"
  },
  "details": "Reference returned by some methods of `Ref` (and similar types) may outlive the `Ref` and escape the lock.\nThis causes undefined behavior and may result in a segfault.\n\nMore information in [`dashmap#167`](https://github.com/xacrimon/dashmap/issues/167) issue.",
  "id": "RUSTSEC-2022-0002",
  "modified": "2023-06-13T13:10:24Z",
  "published": "2022-01-10T12:00:00Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://crates.io/crates/dashmap"
    },
    {
      "type": "ADVISORY",
      "url": "https://rustsec.org/advisories/RUSTSEC-2022-0002.html"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/xacrimon/dashmap/issues/167"
    }
  ],
  "related": [],
  "severity": [],
  "summary": "Unsoundness in `dashmap` references"
}


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