Ubuntu Security Notices USN-5376-6 USN-5376-6: Git regression Publication date 2 March 2026 Overview USN-5376-1 introduced a regression in Git Releases 18.04 LTS Open side navigation Close side navigation Packages Details Update instructions References Packages git - fast, scalable, distributed revision control system Details USN-5376-4 fixed a regression in Git. This update provides the corresponding update for Ubuntu 18.04 LTS. We apologize for the inconvenience. Original advisory details: 俞晨东 discovered that Git incorrectly handled certain repository paths in platforms with multiple users support. An attacker could possibly use this issue to run arbitrary commands. USN-5376-4 fixed a regression in Git. This update provides the corresponding update for Ubuntu 18.04 LTS. We apologize for the inconvenience. Original advisory details: 俞晨东 discovered that Git incorrectly handled certain repository paths in platforms with multiple users support. An attacker could possibly use this issue to run 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 18.04 LTS bionic git – 1:2.17.1-1ubuntu0.18+esm8 Ubuntu Pro Fix available with Ubuntu Pro . 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 https://launchpad.net/bugs/2142239