CVE-2021-3828

NameCVE-2021-3828
Descriptionnltk is vulnerable to Inefficient Regular Expression Complexity
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
Debian Bugs995226

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
nltk (PTS)stretch3.2.1-2vulnerable
buster3.4-1vulnerable
bookworm, sid, bullseye3.5-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
nltksource(unstable)(unfixed)995226

Notes

[bullseye] - nltk <no-dsa> (Minor issue)
[buster] - nltk <no-dsa> (Minor issue)
[stretch] - nltk <no-dsa> (Minor issue)
https://github.com/nltk/nltk/commit/277711ab1dec729e626b27aab6fa35ea5efbd7e6
https://github.com/nltk/nltk/pull/2816

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