Ubuntu Security Notices USN-8079-1 USN-8079-1: less vulnerability Publication date 5 March 2026 Overview less could be made to crash or run arbitrary commands if it received crafted input. Releases 14.04 LTS Open side navigation Close side navigation Packages Details Update instructions References Related notices Packages less - pager program similar to more Details It was discovered that less incorrectly handled certain file names. An attacker could possibly use this issue to cause a denial of service or execute arbitrary commands. It was discovered that less incorrectly handled certain file names. An attacker could possibly use this issue to cause a denial of service or execute arbitrary commands. Update instructions In general, a standard system update will make all the necessary changes. Learn more about how to get the fixes. The problem can be corrected by updating your system to the following package versions: Ubuntu Release Package Version 14.04 LTS trusty less – 458-2ubuntu0.1~esm2 Ubuntu Pro Fix available with Ubuntu Pro via Legacy Support add-on. Reduce your security exposure Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines. Get Ubuntu Pro References CVE-2022-48624 CVE-2022-48624 Related notices USN-6664-1 USN-6664-1