GHSA-5545-2q6w-2gh6
Vulnerability from github
Published
2022-02-08 00:00
Modified
2022-08-10 22:18
Summary
NumPy NULL Pointer Dereference
Details

Null Pointer Dereference vulnerability exists in numpy.sort in NumPy &lt and 1.19 in the PyArray_DescrNew function due to missing return-value validation, which allows attackers to conduct DoS attacks by repetitively creating sort arrays.

Show details on source website


{
  "affected": [
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c= 1.18.5"
      },
      "package": {
        "ecosystem": "PyPI",
        "name": "numpy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.19"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-41495"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2022-06-21T20:10:22Z",
    "nvd_published_at": "2021-12-17T20:15:00Z",
    "severity": "HIGH"
  },
  "details": "Null Pointer Dereference vulnerability exists in numpy.sort in NumPy \u0026lt and 1.19 in the PyArray_DescrNew function due to missing return-value validation, which allows attackers to conduct DoS attacks by repetitively creating sort arrays.",
  "id": "GHSA-5545-2q6w-2gh6",
  "modified": "2022-08-10T22:18:31Z",
  "published": "2022-02-08T00:00:56Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-41495"
    },
    {
      "type": "WEB",
      "url": "https://github.com/numpy/numpy/issues/19038"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-5545-2q6w-2gh6"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/numpy/numpy"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/numpy/PYSEC-2021-856.yaml"
    },
    {
      "type": "WEB",
      "url": "https://www.oracle.com/security-alerts/cpujul2022.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "NumPy NULL Pointer Dereference"
}


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