========================================================================= Ubuntu Security Notice USN-5996-1 April 04, 2023 liblouis vulnerabilities ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 22.10 - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 ESM Summary: Several security issues were fixed in liblouis. Software Description: - liblouis: Braille translation library - utilities Details: It was discovered that Liblouis incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service. (CVE-2023-26767, CVE-2023-26768, CVE-2023-26769) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 22.10: liblouis-bin 3.22.0-2ubuntu0.1 liblouis20 3.22.0-2ubuntu0.1 Ubuntu 22.04 LTS: liblouis-bin 3.20.0-2ubuntu0.2 liblouis20 3.20.0-2ubuntu0.2 Ubuntu 20.04 LTS: liblouis-bin 3.12.0-3ubuntu0.2 liblouis20 3.12.0-3ubuntu0.2 Ubuntu 18.04 LTS: liblouis-bin 3.5.0-1ubuntu0.5 python-louis 3.5.0-1ubuntu0.5 Ubuntu 16.04 ESM: liblouis-bin 2.6.4-2ubuntu0.4+esm1 liblouis9 2.6.4-2ubuntu0.4+esm1 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-5996-1 CVE-2023-26767, CVE-2023-26768, CVE-2023-26769 Package Information: https://launchpad.net/ubuntu/+source/liblouis/3.22.0-2ubuntu0.1 https://launchpad.net/ubuntu/+source/liblouis/3.20.0-2ubuntu0.2 https://launchpad.net/ubuntu/+source/liblouis/3.12.0-3ubuntu0.2 https://launchpad.net/ubuntu/+source/liblouis/3.5.0-1ubuntu0.5