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.

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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.

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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

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Further reading