| Name | CVE-2021-33587 |
| Description | The css-what package 4.0.0 through 5.0.0 for Node.js does not ensure that attribute parsing has Linear Time Complexity relative to the size of the input. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3350-1 |
| Debian Bugs | 989264 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| node-css-what (PTS) | buster | 2.1.0-1 | vulnerable |
| buster (security) | 2.1.0-1+deb10u1 | fixed |
| bullseye | 4.0.0-3+deb11u1 | fixed |
| sid, trixie, bookworm | 6.1.0-5 | fixed |
The information below is based on the following data on fixed versions.
Notes
[buster] - node-css-what <ignored> (Minor issue, intrusive to backport fixes to older series)
[stretch] - node-css-what <end-of-life> (Nodejs in stretch not covered by security support)
https://github.com/fb55/css-what/commit/4cdaacfd0d4b6fd00614be030da0dea6c2994655
https://github.com/fb55/css-what/releases/tag/v5.0.1