[USN-3267-1] Samba vulnerability

Marc Deslauriers marc.deslauriers at canonical.com
Tue Apr 25 12:12:58 UTC 2017

Ubuntu Security Notice USN-3267-1
April 25, 2017

samba vulnerability

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

- Ubuntu 17.04


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

Software Description:
- samba: SMB/CIFS file, print, and login server for Unix


Jann Horn discovered that Samba incorrectly handled symlinks. An
authenticated remote attacker could use this issue to access files on the
server outside of the exported directories.

Update instructions:

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

Ubuntu 17.04:
  samba                           2:4.5.8+dfsg-0ubuntu0.17.04.1

This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary


Package Information:

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