osv-2021-1636
Vulnerability from osv_ossfuzz
Published
2021-12-01 00:00
Modified
2022-04-13 03:04
Summary
Stack-buffer-overflow in MatchRule
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=41504

Crash type: Stack-buffer-overflow READ 1
Crash state:
MatchRule
TranslateRules
TranslateWord3
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "espeak-ng",
        "purl": "pkg:generic/espeak-ng"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0a713d52bbf3e061823d1a7f35e5303e7320f27a"
            },
            {
              "fixed": "34a12c83b46b51373ae183c3fb8fcce990414a05"
            },
            {
              "fixed": "1ce5a1bb0b229084c7c5f5154d01c35795d69e3f"
            }
          ],
          "repo": "https://github.com/espeak-ng/espeak-ng",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=41504\n\n```\nCrash type: Stack-buffer-overflow READ 1\nCrash state:\nMatchRule\nTranslateRules\nTranslateWord3\n```\n",
  "id": "OSV-2021-1636",
  "modified": "2022-04-13T03:04:34.232231Z",
  "published": "2021-12-01T00:00:23.705541Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=41504"
    }
  ],
  "schema_version": "1.2.0",
  "summary": "Stack-buffer-overflow in MatchRule"
}


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Sightings

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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.