| Name | CVE-2021-3842 |
| Description | nltk is vulnerable to Inefficient Regular Expression Complexity |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1003142 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| nltk (PTS) | bullseye | 3.5-1 | vulnerable |
| bookworm | 3.8-1 | fixed |
| sid, trixie | 3.9.1-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| nltk | source | (unstable) | 3.6.7-1 | | | 1003142 |
Notes
[bullseye] - nltk <no-dsa> (Minor issue)
[buster] - nltk <no-dsa> (Minor issue)
[stretch] - nltk <no-dsa> (Minor issue)
https://huntr.dev/bounties/761a761e-2be2-430a-8d92-6f74ffe9866a/
https://github.com/nltk/nltk/commit/2a50a3edc9d35f57ae42a921c621edc160877f4d (3.6.6)