SECURITY

USN-3861-2: PolicyKit vulnerability policykit-1 vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 12.04 ESM Summary PolicyKit could allow unintended access. Software Description 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 ESM libpolkit-backend-1-0 – 0.104-1ubuntu1.4 policykit-1 – 0.104-1ubuntu1.4 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. After a standard system update you need to reboot your computer to make all the necessary changes. References USN-3861-1 CVE-2018-19788 Source: USN-3861-2: PolicyKit [ more… ]

USN-3861-1: PolicyKit vulnerability policykit-1 vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 18.10 Ubuntu 18.04 LTS Ubuntu 16.04 LTS Ubuntu 14.04 LTS Summary PolicyKit could allow unintended access. Software Description policykit-1 – framework for managing administrative policies and privileges 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 18.10 libpolkit-backend-1-0 – 0.105-21ubuntu0.3 policykit-1 – 0.105-21ubuntu0.3 Ubuntu 18.04 LTS libpolkit-backend-1-0 – 0.105-20ubuntu0.18.04.4 policykit-1 – 0.105-20ubuntu0.18.04.4 Ubuntu 16.04 LTS libpolkit-backend-1-0 – 0.105-14.1ubuntu0.4 policykit-1 – 0.105-14.1ubuntu0.4 Ubuntu 14.04 LTS libpolkit-backend-1-0 – 0.105-4ubuntu3.14.04.5 policykit-1 – 0.105-4ubuntu3.14.04.5 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. After a standard system update you need to [ more… ]