osv-2020-480
Vulnerability from osv_ossfuzz
Published
2020-07-01 00:00
Modified
2022-04-13 03:04
Summary
Use-of-uninitialized-value in _idn2_punycode_decode
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13359

Crash type: Use-of-uninitialized-value
Crash state:
_idn2_punycode_decode
_tr46
idn2_lookup_u8
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "libidn2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "ce0d453222ca51c056f4f442988710eb0b696365"
            },
            {
              "fixed": "734ef70e7e719e7aa777dbafbc727225bf71980a"
            }
          ],
          "repo": "https://gitlab.com/libidn/libidn2.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13359\n\n```\nCrash type: Use-of-uninitialized-value\nCrash state:\n_idn2_punycode_decode\n_tr46\nidn2_lookup_u8\n```\n",
  "id": "OSV-2020-480",
  "modified": "2022-04-13T03:04:41.455759Z",
  "published": "2020-07-01T00:00:12.075127Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13359"
    }
  ],
  "summary": "Use-of-uninitialized-value in _idn2_punycode_decode"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.



Detection rules are retrieved from Rulezet.