CVE-2021-25741
Fixed in a distro release EPSS 8%CVSS 8.8
A security issue was discovered in Kubernetes where a user may be able to create a container with subpath volume mounts to access files & directories outside of the volume, including on the host filesystem.
Products: Kubernetes
Fixed upstream
| Ecosystem | Package | Fixed in |
|---|---|---|
| Go | k8s.io/kubernetes | 1.19.15 |
| Go | k8s.io/kubernetes | 1.20.11 |
| Go | k8s.io/kubernetes | 1.21.5 |
| Go | k8s.io/kubernetes | 1.22.2 |
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Arch Linux | kubelet | 1.22.2-1 |
| Chainguard | kubeflow-pipelines | 0 |
| Chainguard | kubeflow-pipelines-apiserver | 0 |
| Chainguard | kubeflow-pipelines-cache-deployer | 0 |
| Chainguard | kubeflow-pipelines-cache-deployer-compat | 0 |
| Chainguard | kubeflow-pipelines-cache_server | 0 |
| Chainguard | kubeflow-pipelines-frontend | 0 |
| Chainguard | kubeflow-pipelines-metadata-envoy-config | 0 |
| Chainguard | kubeflow-pipelines-metadata-writer | 0 |
| Chainguard | kubeflow-pipelines-metadata-writer-compat | 0 |
| Chainguard | kubeflow-pipelines-persistence_agent | 0 |
| Chainguard | kubeflow-pipelines-scheduledworkflow | 0 |
| Chainguard | kubeflow-pipelines-viewer-crd-controller | 0 |
| Chainguard | kubernetes-dns-node-cache-1.17 | 0 |
| Debian 12 | kubernetes | 1.20.5+really1.20.2-1 |
| Debian 13 | kubernetes | 1.20.5+really1.20.2-1 |
| Debian 14 | kubernetes | 1.20.5+really1.20.2-1 |
| Red Hat openshift 3.11 | atomic-openshift | 0:3.11.524-1.git.0.2dffce7.el7 |
| Red Hat openshift 3.11 | atomic-openshift-clients | 0:3.11.524-1.git.0.2dffce7.el7 |
| Red Hat openshift 3.11 | atomic-openshift-clients-redistributable | 0:3.11.524-1.git.0.2dffce7.el7 |
| Red Hat openshift 3.11 | atomic-openshift-docker-excluder | 0:3.11.524-1.git.0.2dffce7.el7 |
| Red Hat openshift 3.11 | atomic-openshift-excluder | 0:3.11.524-1.git.0.2dffce7.el7 |
| Red Hat openshift 3.11 | atomic-openshift-hyperkube | 0:3.11.524-1.git.0.2dffce7.el7 |
| Red Hat openshift 3.11 | atomic-openshift-hypershift | 0:3.11.524-1.git.0.2dffce7.el7 |
| Red Hat openshift 3.11 | atomic-openshift-master | 0:3.11.524-1.git.0.2dffce7.el7 |
| Red Hat openshift 3.11 | atomic-openshift-node | 0:3.11.524-1.git.0.2dffce7.el7 |
| Red Hat openshift 3.11 | atomic-openshift-pod | 0:3.11.524-1.git.0.2dffce7.el7 |
| Red Hat openshift 3.11 | atomic-openshift-sdn-ovs | 0:3.11.524-1.git.0.2dffce7.el7 |
| Red Hat openshift 3.11 | atomic-openshift-template-service-broker | 0:3.11.524-1.git.0.2dffce7.el7 |
| Red Hat openshift 3.11 | atomic-openshift-tests | 0:3.11.524-1.git.0.2dffce7.el7 |
| Red Hat openshift 4.6 | openshift | 0:4.6.0-202109180038.p0.git.d5ed12c.assembly.stream.el8 |
| Red Hat openshift 4.6 | openshift | 0:4.6.0-202109180038.p0.git.d5ed12c.assembly.stream.el7 |
| Red Hat openshift 4.6 | openshift-hyperkube | 0:4.6.0-202109180038.p0.git.d5ed12c.assembly.stream.el8 |
| Red Hat openshift 4.6 | openshift-hyperkube | 0:4.6.0-202109180038.p0.git.d5ed12c.assembly.stream.el7 |
| Red Hat openshift 4.7 | openshift | 0:4.7.0-202109172126.p0.git.bbbc079.assembly.stream.el8 |
| Red Hat openshift 4.7 | openshift | 0:4.7.0-202109172126.p0.git.bbbc079.assembly.stream.el7 |
| Red Hat openshift 4.7 | openshift-hyperkube | 0:4.7.0-202109172126.p0.git.bbbc079.assembly.stream.el8 |
| Red Hat openshift 4.7 | openshift-hyperkube | 0:4.7.0-202109172126.p0.git.bbbc079.assembly.stream.el7 |
| Red Hat openshift 4.8 | openshift | 0:4.8.0-202109180335.p0.git.a620f50.assembly.stream.el8 |
| Red Hat openshift 4.8 | openshift | 0:4.8.0-202109180335.p0.git.a620f50.assembly.stream.el7 |
| Red Hat openshift 4.8 | openshift-hyperkube | 0:4.8.0-202109180335.p0.git.a620f50.assembly.stream.el8 |
| Red Hat openshift 4.8 | openshift-hyperkube | 0:4.8.0-202109180335.p0.git.a620f50.assembly.stream.el7 |
| Ubuntu 22.04 LTS | kubernetes | no fix |
| Ubuntu 24.04 LTS | kubernetes | no fix |
| Ubuntu Pro 20.04 LTS | kubernetes | no fix |
| Wolfi | kubeflow-pipelines | 0 |
| Wolfi | kubeflow-pipelines-apiserver | 0 |
| Wolfi | kubeflow-pipelines-cache-deployer | 0 |
| Wolfi | kubeflow-pipelines-cache-deployer-compat | 0 |
| Wolfi | kubeflow-pipelines-cache_server | 0 |
| Wolfi | kubeflow-pipelines-frontend | 0 |
| Wolfi | kubeflow-pipelines-metadata-envoy-config | 0 |
| Wolfi | kubeflow-pipelines-metadata-writer | 0 |
| Wolfi | kubeflow-pipelines-metadata-writer-compat | 0 |
| Wolfi | kubeflow-pipelines-persistence_agent | 0 |
| Wolfi | kubeflow-pipelines-scheduledworkflow | 0 |
| Wolfi | kubeflow-pipelines-viewer-crd-controller | 0 |
| openSUSE Tumbleweed | govulncheck-vulndb | 0.0.20250807T150727-1.1 |