{
  "id": "CVE-2021-45931",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2022-01-01T01:15:08.477",
  "lastModified": "2024-11-21T06:33:17.690",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "HarfBuzz 2.9.0 has an out-of-bounds write in hb_bit_set_invertible_t::set (called from hb_sparseset_t<hb_bit_set_invertible_t>::set and hb_set_copy)."
    },
    {
      "lang": "es",
      "value": "HarfBuzz versi\u00f3n 2.9.0, presenta una escritura fuera de l\u00edmites en la funci\u00f3n hb_bit_set_invertible_t::set (llamada desde hb_sparseset_t(hb_bit_set_invertible_t)::set y hb_set_copy).\n"
    }
  ],
  "metrics": {
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        "type": "Primary",
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          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6
      }
    ],
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        "type": "Primary",
        "cvssData": {
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          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL"
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
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  },
  "weaknesses": [
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      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
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          "lang": "en",
          "value": "CWE-787"
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      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37425",
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