========================================================================== Ubuntu Security Notice USN-6114-1 May 30, 2023 node-nth-check vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS Summary: nth-check could be made to crash if it opened a specially crafted file. Software Description: - node-nth-check: Parses and compiles CSS nth-checks to highly optimized functions. Details: Yeting Li discovered that nth-check incorrectly handled certain inputs. If a user 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. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS: node-nth-check 1.0.1-1+deb10u1build0.20.04.1 Ubuntu 18.04 LTS: node-nth-check 1.0.1-1+deb10u1build0.18.04.1 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-6114-1 CVE-2021-3803 Package Information: https://launchpad.net/ubuntu/+source/node-nth-check/1.0.1-1+deb10u1build0.20.04.1 https://launchpad.net/ubuntu/+source/node-nth-check/1.0.1-1+deb10u1build0.18.04.1