USN-3287-1: Git vulnerability

Ubuntu Security Notice USN-3287-1

15th May, 2017

git vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 17.04
  • Ubuntu 16.10
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS

Summary

Git could be made to expose sensitive information over the network.

Software description

  • git - fast, scalable, distributed revision control system

Details

Timo Schmid discovered that the Git restricted shell incorrectly filtered
allowed commands. A remote attacker could possibly use this issue to run an
interactive pager and access sensitive information.

Update instructions

The problem can be corrected by updating your system to the following package version:

Ubuntu 17.04:
git 1:2.11.0-2ubuntu0.1
Ubuntu 16.10:
git 1:2.9.3-1ubuntu0.1
Ubuntu 16.04 LTS:
git 1:2.7.4-0ubuntu1.1
Ubuntu 14.04 LTS:
git 1:1.9.1-1ubuntu0.5

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.

References

CVE-2017-8386