Ubuntu Security Notice USN-3156-2
16th December, 2016
apt regression
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 16.10
Summary
USN-3156-1 introduced a regression in unattended-upgrades that may require
manual intervention to repair.
Software description
- apt
- Advanced front-end for dpkg
Details
USN-3156-1 fixed vulnerabilities in APT. It also caused a bug in
unattended-upgrades on that may require manual intervention to repair.
Users on Ubuntu 16.10 should run the following commands at a
terminal:
sudo dpkg --configure --pending
sudo apt-get -f install
This update fixes the problem.
We apologize for the inconvenience.
Original advisory details:
Jann Horn discovered that APT incorrectly handled InRelease files.
If a remote attacker were able to perform a man-in-the-middle attack,
this flaw could potentially be used to install altered packages.
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 16.10:
To update your system, please follow these instructions:
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