USN-5395-2: networkd-dispatcher regression
4 May 2022
USN-5395-1 introduced a regression in networkd-dispatcher.
- networkd-dispatcher - Dispatcher service for systemd-networkd connection status changes
USN-5395-1 fixed vulnerabilities in networkd-dispatcher. Unfortunately
that update was incomplete and could introduce a regression. This update
fixes the problem.
We apologize for the inconvenience.
Original advisory details:
It was discovered that networkd-dispatcher incorrectly handled internal
scripts. A local attacker could possibly use this issue to cause a race
condition, escalate privileges and execute arbitrary code.
The problem can be corrected by updating your system to the following package versions:
In general, a standard system update will make all the necessary changes.