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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
numpy (PTS)bullseye1:1.19.5-1vulnerable
bookworm, sid1:1.21.5-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
numpysource(unstable)(unfixed)

Notes

[bullseye] - numpy <no-dsa> (Minor issue)
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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