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USN-2746-1: Simple Streams vulnerability

24 September 2015

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

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Releases

Packages

  • 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 machine-in-the-middle attack and inject malicious content into
the stream.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 15.04
Ubuntu 14.04

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