{
  "id": "CVE-2021-31996",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2021-05-03T07:15:07.577",
  "lastModified": "2024-11-21T06:06:40.690",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in the algorithmica crate through 2021-03-07 for Rust. There is a double free in merge_sort::merge()."
    },
    {
      "lang": "es",
      "value": "Se detect\u00f3 un problema en la crate algorithmica hasta el 07-03-2021 para Rust. Se presenta una doble liberaci\u00f3n en la funci\u00f3n merge_sort::merge()."
    }
  ],
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        "type": "Primary",
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          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ],
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          "baseScore": 5.0,
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL"
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-415"
        }
      ]
    }
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              "vulnerable": true,
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  "references": [
    {
      "url": "https://rustsec.org/advisories/RUSTSEC-2021-0053.html",
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ]
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}