It was discovered that containerd incorrectly handled memory
when receiving certain faulty Exec or ExecSync commands. A remote
attacker could possibly use this issue to cause a denial of service
or crash containerd. (CVE-2022-23471, CVE-2022-31030)
It was discovered that containerd incorrectly set up inheritable file
capabilities. An attacker could possibly use this issue to escalate
privileges inside a container. This issue only affected Ubuntu 18.04 LTS,
Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2022-24769)
It was discovered that containerd incorrectly handled access to encrypted
container images when using imgcrypt library. A remote attacker could
possibly use this issue to access encrypted images from other users.
This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and
Ubuntu 22.04 LTS. (CVE-2022-24778)
