rustsec-2019-0011
Vulnerability from osv_rustsec
Published
2019-07-16 12:00
Modified
2023-06-13 13:10
Summary
Flaw in offset_of and span_of causes SIGILL, drops uninitialized memory of arbitrary type on panic in client code
Details

Affected versions of this crate caused traps and/or memory unsafety by zero-initializing references. They also could lead to uninitialized memory being dropped if the field for which the offset is requested was behind a deref coercion, and that deref coercion caused a panic.

The flaw was corrected by using MaybeUninit.


{
  "affected": [
    {
      "database_specific": {
        "categories": [],
        "cvss": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
        "informational": "unsound"
      },
      "ecosystem_specific": {
        "affected_functions": null,
        "affects": {
          "arch": [],
          "functions": [],
          "os": []
        }
      },
      "package": {
        "ecosystem": "crates.io",
        "name": "memoffset",
        "purl": "pkg:cargo/memoffset"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.0.0-0"
            },
            {
              "fixed": "0.5.0"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "versions": []
    }
  ],
  "aliases": [
    "CVE-2019-15553",
    "GHSA-rh89-x75f-rh3c"
  ],
  "database_specific": {
    "license": "CC0-1.0"
  },
  "details": "Affected versions of this crate caused traps and/or memory unsafety by zero-initializing references.\nThey also could lead to uninitialized memory being dropped if the field for which the offset is requested was behind a deref coercion, and that deref coercion caused a panic.\n\nThe flaw was corrected by using `MaybeUninit`.",
  "id": "RUSTSEC-2019-0011",
  "modified": "2023-06-13T13:10:24Z",
  "published": "2019-07-16T12:00:00Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://crates.io/crates/memoffset"
    },
    {
      "type": "ADVISORY",
      "url": "https://rustsec.org/advisories/RUSTSEC-2019-0011.html"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/Gilnaa/memoffset/issues/9#issuecomment-505461490"
    }
  ],
  "related": [],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Flaw in offset_of and span_of causes SIGILL, drops uninitialized memory of arbitrary type on panic in client code"
}


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