rustsec-2021-0068
Vulnerability from osv_rustsec
Published
2021-05-19 12:00
Modified
2023-06-13 13:10
Summary
Soundness issue in `iced-x86` versions <= 1.10.3
Details

Versions of iced-x86 <= 1.10.3 invoke undefined behavior which may cause soundness issues in crates using the iced_x86::Decoder struct. The Decoder::new() function made a call to slice.get_unchecked(slice.length()) to get the end position of the input buffer. The flaw was fixed with safe logic that does not invoke undefined behavior.

More details can be found at https://github.com/icedland/iced/issues/168.


{
  "affected": [
    {
      "database_specific": {
        "categories": [],
        "cvss": null,
        "informational": null
      },
      "ecosystem_specific": {
        "affected_functions": null,
        "affects": {
          "arch": [],
          "functions": [
            "iced_x86::Decoder::new"
          ],
          "os": []
        }
      },
      "package": {
        "ecosystem": "crates.io",
        "name": "iced-x86",
        "purl": "pkg:cargo/iced-x86"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.0.0-0"
            },
            {
              "fixed": "1.10.4-0"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "versions": []
    }
  ],
  "aliases": [
    "CVE-2021-38188",
    "GHSA-jjx5-3f36-6927"
  ],
  "database_specific": {
    "license": "CC0-1.0"
  },
  "details": "Versions of iced-x86 \u003c= 1.10.3 invoke undefined behavior which may cause soundness\nissues in crates using the `iced_x86::Decoder` struct. The `Decoder::new()` function\nmade a call to `slice.get_unchecked(slice.length())` to get the end position of \nthe input buffer. The flaw was fixed with safe logic that does not invoke undefined\nbehavior.\n\nMore details can be found at \u003chttps://github.com/icedland/iced/issues/168\u003e.",
  "id": "RUSTSEC-2021-0068",
  "modified": "2023-06-13T13:10:24Z",
  "published": "2021-05-19T12:00:00Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://crates.io/crates/iced-x86"
    },
    {
      "type": "ADVISORY",
      "url": "https://rustsec.org/advisories/RUSTSEC-2021-0068.html"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/icedland/iced/issues/168"
    }
  ],
  "related": [],
  "severity": [],
  "summary": "Soundness issue in `iced-x86` versions \u003c= 1.10.3"
}


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