[USN-3287-1] Git vulnerability

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-3287-1
May 15, 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 versions:

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

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

References:
  http://www.ubuntu.com/usn/usn-3287-1
  CVE-2017-8386

Package Information:
  https://launchpad.net/ubuntu/+source/git/1:2.11.0-2ubuntu0.1
  https://launchpad.net/ubuntu/+source/git/1:2.9.3-1ubuntu0.1
  https://launchpad.net/ubuntu/+source/git/1:2.7.4-0ubuntu1.1
  https://launchpad.net/ubuntu/+source/git/1:1.9.1-1ubuntu0.5


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