Home / mailings

PDF

[USN-2746-1] Simple Streams vulnerability

Posted on 25 September 2015
Ubuntu Security

--===============6909004293503052212==
Content-Type: multipart/signed; micalg=pgp-sha512;
protocol="application/pgp-signature"; boundary="ReaqsoxgOBHFXBhH"
Content-Disposition: inline


--ReaqsoxgOBHFXBhH
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline

==========================================================================
Ubuntu Security Notice USN-2746-1
September 24, 2015

simplestreams vulnerability
==========================================================================

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

- Ubuntu 15.04
- Ubuntu 14.04 LTS

Summary:

Applications using Simple Streams could be made to crash or run
programs if it received specially crafted network traffic.

Software Description:
- simplestreams: Library and tools for using Simple Streams data

Details:

It was discovered that Simple Streams did not properly perform gpg
verification in some situations. A remote attacker could use this to
perform a man-in-the-middle attack and inject malicious content into
the stream.

Update instructions:

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

Ubuntu 15.04:
python-simplestreams 0.1.0~bzr354-0ubuntu1.15.04.1
python-simplestreams-openstack 0.1.0~bzr354-0ubuntu1.15.04.1
python3-simplestreams 0.1.0~bzr354-0ubuntu1.15.04.1
simplestreams 0.1.0~bzr354-0ubuntu1.15.04.1

Ubuntu 14.04 LTS:
python-simplestreams 0.1.0~bzr341-0ubuntu2.2
python-simplestreams-openstack 0.1.0~bzr341-0ubuntu2.2
python3-simplestreams 0.1.0~bzr341-0ubuntu2.2
simplestreams 0.1.0~bzr341-0ubuntu2.2

After a standard system update you need to restart any services that
make use of python-simplestreams or python3-simplestreams to make
all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-2746-1
CVE-2015-1337

Package Information:
https://launchpad.net/ubuntu/+source/simplestreams/0.1.0~bzr354-0ubuntu1.15.04.1
https://launchpad.net/ubuntu/+source/simplestreams/0.1.0~bzr341-0ubuntu2.2

 

TOP