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NumPy NULL Pointer Dereference

High severity GitHub Reviewed Published Feb 8, 2022 to the GitHub Advisory Database • Updated Jan 29, 2023

Package

pip numpy (pip)

Affected versions

<= 1.18.5

Patched versions

1.19

Description

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.

References

Published by the National Vulnerability Database Dec 17, 2021
Published to the GitHub Advisory Database Feb 8, 2022
Reviewed Jun 21, 2022
Last updated Jan 29, 2023

Severity

High
7.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CVE ID

CVE-2021-41495

GHSA ID

GHSA-5545-2q6w-2gh6

Source code

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