update containerd binary to v1.4.4
full diff: https://github.com/containerd/containerd/compare/v1.4.3...v1.4.4
Release notes:
The fourth patch release for `containerd` 1.4 contains a fix for CVE-2021-21334
along with various other minor issues.
See [GHSA-36xw-fx78-c5r4](https://github.com/containerd/containerd/security/advisories/GHSA-36xw-fx78-c5r4)
for more details related to CVE-2021-21334.
Notable Updates
- Fix container create in CRI to prevent possible environment variable leak between containers
- Update shim server to return grpc NotFound error
- Add bounds on max `oom_score_adj` value for shim's AdjustOOMScore
- Update task manager to use fresh context when calling shim shutdown
- Update Docker resolver to avoid possible concurrent map access panic
- Update shim's log file open flags to avoid containerd hang on syscall open
- Fix incorrect usage calculation
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>