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CVE-2023-37186

Estado: ModificadaAlta (7.5)—

C-blosc2 before 2.9.3 was discovered to contain a NULL pointer dereference in ndlz/ndlz8x8.c via a NULL pointer to memset.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Blosc — C-blosc2

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2023-37186",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2023-12-25T07:15:08.980",
  "references": [
    {
      "url": "https://github.com/Blosc/c-blosc2/commit/d55bfcd6804699e1435dc3e233fd76c8a5d3f9e3",
      "tags": [
        "Patch"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/Blosc/c-blosc2/compare/v2.9.2...v2.9.3",
      "tags": [
        "Release Notes"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/Blosc/c-blosc2/issues/522",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/Blosc/c-blosc2/commit/d55bfcd6804699e1435dc3e233fd76c8a5d3f9e3",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/Blosc/c-blosc2/compare/v2.9.2...v2.9.3",
      "tags": [
        "Release Notes"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/Blosc/c-blosc2/issues/522",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "C-blosc2 before 2.9.3 was discovered to contain a NULL pointer dereference in ndlz/ndlz8x8.c via a NULL pointer to memset."
    },
    {
      "lang": "es",
      "value": "Se descubrió que C-blosc2 anterior a 2.9.3 contenía una desreferencia de puntero NULL en ndlz/ndlz8x8.c a través de un puntero NULL a memset."
    }
  ],
  "lastModified": "2026-06-17T06:07:41.043",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:blosc:c-blosc2:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "31B94F20-720F-4075-815E-9C4A416EE881",
              "versionEndExcluding": "2.9.3"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}