[USN-3861-2] PolicyKit vulnerability
Leonidas S. Barbosa
leo.barbosa at canonical.com
Wed Jan 16 19:10:05 UTC 2019
Ubuntu Security Notice USN-3861-2
January 16, 2019
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 ESM
PolicyKit could allow unintended access.
- policykit-1: framework for managing administrative policies and
USN-3861-1 fixed a vulnerability in PolicyKit. This update provides
the corresponding update for Ubuntu 12.04 ESM.
Original advisory details:
It was discovered that PolicyKit incorrectly handled certain large
user UIDs. A local attacker with a large UID could possibly use this
issue to perform privileged actions.
The problem can be corrected by updating your system to the following
Ubuntu 12.04 ESM:
After a standard system update you need to reboot your computer to make
all the necessary changes.
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