Git could be made to run programs as your login if it recursively
opened a malicious git repository.
- git: fast, scalable, distributed revision control system
It was discovered that git did not properly validate git submodule
urls or paths. A remote attacker could possibly use this to craft a
git repository that causes arbitrary code execution when recursive
operations are used.
The problem can be corrected by updating your system to the following
Ubuntu 18.04 LTS:
Ubuntu 16.04 LTS:
Ubuntu 14.04 LTS:
In general, a standard system update will make all the necessary changes.