CVE-2021-41496

unknown
Published 2022-02-08 · Modified 2023-11-08
CVSS v3
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v2
VIR risk

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.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-41496

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-41496.html

OS impact

OSVersionStatusFixed in
suse slesaffected
debian debianbookwormaffected
debian debianbullseyeaffected
debian debianforkyaffected
debian debiansidaffected
debian debiantrixieaffected

Package impact

EcosystemPackageVulnerableFixed
python PyPInumpy<1.191.19
python PyPInumpy<1.19.01.19.0

References

Verify integrity in audit chain (admin only). AS-IS.