CVE-2021-41496

Name	CVE-2021-41496
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)
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
numpy (PTS)	bullseye	1:1.19.5-1	vulnerable
	bookworm	1:1.24.2-1+deb12u1	vulnerable
	sid, trixie	1:1.26.4+ds-12	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
numpy	source	(unstable)	(unfixed)	unimportant

Notes

https://github.com/numpy/numpy/issues/19000
https://github.com/numpy/numpy/pull/20630
https://github.com/numpy/numpy/commit/271010f1037150e95017f803f4214b8861e528f2