1. Ubuntu Security Notices
  2. USN-3267-1

USN-3267-1: Samba vulnerability

Publication date

25 April 2017

Overview

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

Releases

Packages

  • samba - SMB/CIFS file, print, and login server for Unix

Details

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.

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

This update uses a new upstream release, which includes additional bug fixes. 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
17.04 zesty samba –  2:4.5.8+dfsg-0ubuntu0.17.04.1

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References

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