USN-5311-1: containerd vulnerability
3 March 2022
containerd would allow unintended access to files over the network.
Releases
Packages
- containerd - daemon to control runC
Details
It was discovered that containerd allows attackers to gain access to read-
only copies of arbitrary files and directories on the host via a specially-
crafted image configuration. An attacker could possibly use this issue to
obtain sensitive information.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 21.10
Ubuntu 20.04
Ubuntu 18.04
In general, a standard system update will make all the necessary changes.
References
Related notices
- USN-5311-2: containerd, golang-github-containerd-containerd-dev
- USN-5521-1: golang-github-docker-containerd-dev, containerd