USN-3296-1: Samba vulnerability

Ubuntu Security Notice USN-3296-1

24th May, 2017

samba 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

Samba could be made to run programs as an administrator.

Software description

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

Details

It was discovered that Samba incorrectly handled shared libraries. A remote
attacker could use this flaw to upload a shared library to a writable share
and execute arbitrary code.

Update instructions

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

Ubuntu 17.04:

samba 2:4.5.8+dfsg-0ubuntu0.17.04.2

Ubuntu 16.10:

samba 2:4.4.5+dfsg-2ubuntu5.6

Ubuntu 16.04 LTS:

samba 2:4.3.11+dfsg-0ubuntu0.16.04.7

Ubuntu 14.04 LTS:

samba 2:4.3.11+dfsg-0ubuntu0.14.04.8

To update your system, please follow these instructions: http://ift.tt/17VXqjU.

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

References

CVE-2017-7494

from Ubuntu Security Notices http://ift.tt/2qVIIsU