Debian 9821 Published by

A node-nth-check security update has been released for Debian GNU/Linux 10 LTS to address a regular expression denial of service issue.

DLA 3428-1: node-nth-check security update

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Debian LTS Advisory DLA-3428-1 Bastien Roucariès
May 20, 2023
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Package : node-nth-check
Version : 1.0.1-1+deb10u1
CVE ID : CVE-2021-3803
Debian Bug :

node-nth-check, a NodeJS module module used to parse and compile nth-checks,
as they are found in CSS 3's nth-child() and nth-last-of-type().

This module was vulnerable to a regular expression denial of service
used for parsing.

For Debian 10 buster, this problem has been fixed in version

We recommend that you upgrade your node-nth-check packages.

For the detailed security status of node-nth-check please refer to
its security tracker page at:

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: