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Debian LTS Advisory DLA-3350-1                [email protected]
https://www.debian.org/lts/security/                    Bastien Roucaries           
March 03, 2023                                https://wiki.debian.org/LTS
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Package        : node-css-what
Version        : 2.1.0-1
CVE ID         : CVE-2022-21222 CVE-2021-33587
Debian Bug     : #1032188

node-css-what was vulnerable to Regular Expression Denial of Service
(ReDoS) due to the usage of insecure regular expression in the
re_attr variable.
The exploitation of this vulnerability could be triggered
via the parse function.

For Debian 10 buster, this problem has been fixed in version
2.1.0-1+deb10u1.

We recommend that you upgrade your node-css-what packages.

For the detailed security status of node-css-what please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/node-css-what

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