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Published on May 11th, 2023 📆 | 4112 Views ⚑


Ubuntu Security Notice USN-6065-1 – Torchsec


Ubuntu Security Notice USN-6065-1
May 10, 2023

node-css-what vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 20.04 ESM
- Ubuntu 18.04 LTS
- Ubuntu 16.04 ESM


Several security issues were fixed in css-what.

Software Description:
- node-css-what: A CSS selector parser


It was discovered that css-what incorrectly handled certain inputs. If a
or an automated system were tricked into opening a specially crafted input
file, a remote attacker could possibly use this issue to cause a denial of
service. (CVE-2021-33587, CVE-2022-21222)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.04 ESM:
node-css-what 3.2.1-1ubuntu0.1~esm1

Ubuntu 18.04 LTS:
node-css-what 2.1.0-1+deb10u1build0.18.04.1

Ubuntu 16.04 ESM:
node-css-what 2.1.0-1ubuntu0.16.04.1~esm1

In general, a standard system update will make all the necessary changes.

CVE-2021-33587, CVE-2022-21222

Package Information:


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