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Ubuntu Security Notice USN-3026-2
July 05, 2016

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

- Ubuntu 16.04 LTS
- Ubuntu 15.10

Summary:

libusbmuxd would allow unintended access to devices over the network.

Software Description:
- libusbmuxd: USB multiplexor daemon for iPhone and iPod Touch devices

Details:

It was discovered that libusbmuxd incorrectly handled socket permissions.
A remote attacker could use this issue to access services on iOS devices,
contrary to expectations.

Update instructions:

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

Ubuntu 16.04 LTS:
  libusbmuxd4                     1.0.10-2ubuntu0.1

Ubuntu 15.10:
  libusbmuxd2                     1.0.9-1ubuntu0.1

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

References:
  http://www.ubuntu.com/usn/usn-3026-2
  http://www.ubuntu.com/usn/usn-3026-1
  CVE-2016-5104

Package Information:
  https://launchpad.net/ubuntu/+source/libusbmuxd/1.0.10-2ubuntu0.1
  https://launchpad.net/ubuntu/+source/libusbmuxd/1.0.9-1ubuntu0.1