GHSA-5545-2q6w-2gh6
Vulnerability from github
Published
2022-02-08 00:00
Modified
2022-08-10 22:18
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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.

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{
   affected: [
      {
         database_specific: {
            last_known_affected_version_range: "<= 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 &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.",
   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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