========================================================================== Ubuntu Security Notice USN-5076-1 September 13, 2021 git vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 ESM Summary: Git incorrectly handled certain repository paths. Software Description: - git: fast, scalable, distributed revision control system Details: It was discovered that Git allowed newline characters in certain repository paths. An attacker could potentially use this issue to perform cross-protocol requests. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS: git 1:2.25.1-1ubuntu3.2 Ubuntu 18.04 LTS: git 1:2.17.1-1ubuntu0.9 Ubuntu 16.04 ESM: git 1:2.7.4-0ubuntu1.10+esm1 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-5076-1 CVE-2021-40330 Package Information: https://launchpad.net/ubuntu/+source/git/1:2.25.1-1ubuntu3.2 https://launchpad.net/ubuntu/+source/git/1:2.17.1-1ubuntu0.9