USN-3861-2: PolicyKit vulnerability

Releases

• Ubuntu 12.04

Packages

• policykit-1 - framework for managing administrative policies and privileges

Details

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.

Update instructions

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

Ubuntu 12.04

• policykit-1 - 0.104-1ubuntu1.4
• libpolkit-backend-1-0 - 0.104-1ubuntu1.4

After a standard system update you need to reboot your computer to make
all the necessary changes.

References

• CVE-2018-19788

Related notices

• USN-3861-1: libpolkit-gobject-1-dev, libpolkit-backend-1-0, libpolkit-backend-1-dev, libpolkit-agent-1-0, libpolkit-agent-1-dev, policykit-1-doc, libpolkit-gobject-1-0, policykit-1, gir1.2-polkit-1.0