1. Ubuntu Security Notices
  2. USN-2835-1

USN-2835-1: Git vulnerability

Publication date

15 December 2015

Overview

Git could be made to run programs as your login if it processed an untrusted repository.

Releases

Packages

  • git - fast, scalable, distributed revision control system

Details

Blake Burkhart discovered that the Git git-remote-ext helper incorrectly
handled recursive clones of git repositories. A remote attacker could
possibly use this issue to execute arbitrary code by injecting commands
via crafted URLs.

Blake Burkhart discovered that the Git git-remote-ext helper incorrectly
handled recursive clones of git repositories. A remote attacker could
possibly use this issue to execute arbitrary code by injecting commands
via crafted URLs.

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
15.10 wily git –  1:2.5.0-1ubuntu0.1
15.04 vivid git –  1:2.1.4-2.1ubuntu0.1
14.04 trusty git –  1:1.9.1-1ubuntu0.2
12.04 precise git –  1:1.7.9.5-1ubuntu0.2

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

Have additional questions?

Talk to a member of the team ›