Description
Buffer overflow in the array_from_pyobj function of fortranobject.c in NumPy < 1.19, which allows attackers to conduct a Denial of Service attacks by carefully constructing an array with negative values. NOTE: The vendor does not agree this is a vulnerability; the negative dimensions can only be created by an already privileged user (or internally)
Published: 2021-12-17
Score: 5.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-f7c7-j99h-c22f Buffer Copy without Checking Size of Input in NumPy
Ubuntu USN Ubuntu USN USN-5763-1 NumPy vulnerabilities
History

Sun, 13 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00031}

epss

{'score': 0.00042}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T03:15:28.678Z

Reserved: 2021-09-20T00:00:00.000Z

Link: CVE-2021-41496

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-12-17T20:15:08.517

Modified: 2024-11-21T06:26:19.130

Link: CVE-2021-41496

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-05-13T00:00:00Z

Links: CVE-2021-41496 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses