CVE-2021-33430

NameCVE-2021-33430
DescriptionA Buffer Overflow vulnerability exists in NumPy 1.9.x in the PyArray_NewFromDescr_int function of ctors.c when specifying arrays of large dimensions (over 32) from Python code, which could let a malicious user cause a Denial of Service.
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, sid1:1.21.5-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
numpysource(unstable)1:1.21.4-2

Notes

[bullseye] - numpy <no-dsa> (Minor issue)
https://github.com/numpy/numpy/issues/18939
https://github.com/numpy/numpy/pull/18989
https://github.com/numpy/numpy/commit/16f7824b4d935b6aee98298ca4123d57174a6f2e (v1.22.0.dev0)

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