containerd is an open source container runtime. On installations using SELinux, such as EL8 (CentOS, RHEL), Fedora, or SUSE MicroOS, with containerd since v1.5.0-beta.0 as the backing container runtime interface (CRI), an unprivileged pod scheduled to the node may bind mount, via hostPath volume, any privileged, regular file on disk for complete read/write access (sans delete). Such is achieved by placing the in-container location of the hostPath volume mount at either `/etc/hosts`, `/etc/hostname`, or `/etc/resolv.conf`. These locations are being relabeled indiscriminately to match the container process-label which effectively elevates permissions for savvy containers that would not normally be able to access privileged host files. This issue has been resolved in version 1.5.9. Users are advised to upgrade as soon as possible.
This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 8.0, indicating it can be exploited remotely over the network but requires specific conditions to be met without requiring user interaction . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 2 products from linuxfoundation, from fedoraproject organizations running these solutions should prioritize assessment and patching.
Reported in 2022, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.
2022-01-05T19:15:08.717
2024-11-21T06:29:51.197
Modified
CVSSv3.1: 8.0 (HIGH)
AV:N/AC:M/Au:S/C:P/I:P/A:P
6.8
6.4
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | linuxfoundation | containerd | < 1.5.9 | Yes |
| Application | linuxfoundation | containerd | 1.5.0 | Yes |
| Application | linuxfoundation | containerd | 1.5.0 | Yes |
| Application | linuxfoundation | containerd | 1.5.0 | Yes |
| Application | linuxfoundation | containerd | 1.5.0 | Yes |
| Application | linuxfoundation | containerd | 1.5.0 | Yes |
| Application | linuxfoundation | containerd | 1.5.0 | Yes |
| Application | linuxfoundation | containerd | 1.5.0 | Yes |
| Application | linuxfoundation | containerd | 1.5.0 | Yes |
| Application | linuxfoundation | containerd | 1.5.0 | Yes |
| Application | linuxfoundation | containerd | 1.5.0 | Yes |
| Operating System | fedoraproject | fedora | 34 | Yes |
| Operating System | fedoraproject | fedora | 35 | Yes |
SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For linuxfoundation's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.