CVE-2021-41496

NameCVE-2021-41496
DescriptionBuffer 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)
SourceCVE (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 PackageReleaseVersionStatus
numpy (PTS)bullseye1:1.19.5-1vulnerable (unimportant)
bookworm1:1.24.2-1vulnerable (unimportant)
trixie1:1.24.2-2vulnerable (unimportant)
sid1:1.26.4+ds-6vulnerable (unimportant)

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
numpysource(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

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