Database/Container, Kubernetes & orchestration
containerd: Unbounded memory consumption in containerd daemon via repeated ExecSync
CVSS 5.5CVE-2022-31030Container, Kubernetes & orchestrationcurated
Impact
Unbounded memory consumption in containerd daemon via repeated ExecSync; node DoS
Who can reach it
Any tenant workload / anyone with kube API exec rights
What to do
Rolling containerd upgrade with node drain
References
Related entries
- containerd: Supplementary groups not set up correctly inside containersCVE-2023-25173 · containerdMedium
- containerd: Crafted image causes DoS during container creationCVE-2026-47262 · containerdMedium
- containerd: containerd-shim abstract-socket API exposed to host-network containersCVE-2020-15257 · containerdMedium
- containerd: Crafted image can change Unix file permissions of existing host files during extractionCVE-2021-32760 · containerdMedium
- containerd: UID:GID larger than 32-bit signed max wraps to 0, silently running the container as rootCVE-2024-40635 · containerdMedium
- containerd: User-namespaced containers not placed under the Kubernetes cgroup, defeating resource limitsCVE-2025-47291 · containerdMedium
This entry is curated: imported from vendor advisories with machine assistance, not yet individually verified. Confirm against your vendor's advisory before acting, and report anything wrong.