Product Errata

RLSA-2021:4154

Moderate: container-tools:rhel8 security, bug fix, and enhancement update

Topic

An update is available for fuse-overlayfs, container-selinux, udica, containers-common, runc, toolbox, podman, conmon, skopeo, crun, libslirp, oci-seccomp-bpf-hook, python-podman, slirp4netns, containernetworking-plugins, buildah, criu, cockpit-podman.

This update affects Rocky Linux 8.

A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list

Description

The container-tools module contains tools for working with containers, notably podman, buildah, skopeo, and runc.

Security Fix(es):

* buildah: Host environment variables leaked in build container when using chroot isolation (CVE-2021-3602)

* containers/storage: DoS via malicious image (CVE-2021-20291)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Rocky Linux 8.5 Release Notes linked from the References section.