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OpenAdvisories
High RLSA-2021:0706 1 CVE

Important: container-tools:2.0 security update

Published Mar 2, 2021 · Updated Feb 5, 2026

Ecosystem: Rocky Linux

Summary

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

Security Fix(es):

* podman: container users permissions are not respected in privileged containers (CVE-2021-20188)

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.

Fixed packages 35

ReleasePackageFixed in
Rocky Linux · 8 buildah 0:1.11.6-8.module+el8.4.0+559+c02fa3b2
Rocky Linux · 8 cockpit-podman 0:11-1.module+el8.5.0+770+e2f49861
Rocky Linux · 8 cockpit-podman 0:11-1.module+el8.4.0+559+c02fa3b2
Rocky Linux · 8 cockpit-podman 0:11-1.module+el8.5.0+708+6758137d
Rocky Linux · 8 conmon 2:2.0.15-1.module+el8.5.0+770+e2f49861
Rocky Linux · 8 conmon 2:2.0.15-1.module+el8.4.0+559+c02fa3b2
Rocky Linux · 8 conmon 2:2.0.15-1.module+el8.5.0+708+6758137d
Rocky Linux · 8 container-selinux 2:2.130.0-1.module+el8.5.0+770+e2f49861
Rocky Linux · 8 container-selinux 2:2.130.0-1.module+el8.4.0+559+c02fa3b2
Rocky Linux · 8 container-selinux 2:2.130.0-1.module+el8.5.0+708+6758137d
Rocky Linux · 8 containernetworking-plugins 0:0.8.3-4.module+el8.5.0+770+e2f49861
Rocky Linux · 8 containernetworking-plugins 0:0.8.3-4.module+el8.4.0+559+c02fa3b2
Rocky Linux · 8 containernetworking-plugins 0:0.8.3-4.module+el8.5.0+708+6758137d
Rocky Linux · 8 criu 0:3.12-9.module+el8.5.0+681+c9a1951f
Rocky Linux · 8 criu 0:3.12-9.module+el8.4.0+557+48ba8b2f
Rocky Linux · 8 fuse-overlayfs 0:0.7.8-1.module+el8.5.0+770+e2f49861
Rocky Linux · 8 fuse-overlayfs 0:0.7.8-1.module+el8.4.0+559+c02fa3b2
Rocky Linux · 8 fuse-overlayfs 0:0.7.8-1.module+el8.5.0+708+6758137d
Rocky Linux · 8 podman 0:1.6.4-26.module+el8.4.0+559+c02fa3b2
Rocky Linux · 8 podman 0:1.6.4-26.module+el8.5.0+708+6758137d
Rocky Linux · 8 python-podman-api 0:1.2.0-0.2.gitd0a45fe.module+el8.5.0+770+e2f49861
Rocky Linux · 8 python-podman-api 0:1.2.0-0.2.gitd0a45fe.module+el8.4.0+559+c02fa3b2
Rocky Linux · 8 python-podman-api 0:1.2.0-0.2.gitd0a45fe.module+el8.5.0+708+6758137d
Rocky Linux · 8 skopeo 1:0.1.41-4.module+el8.5.0+770+e2f49861
Rocky Linux · 8 skopeo 1:0.1.41-4.module+el8.4.0+559+c02fa3b2
Rocky Linux · 8 skopeo 1:0.1.41-4.module+el8.5.0+708+6758137d
Rocky Linux · 8 slirp4netns 0:0.4.2-3.git21fdece.module+el8.5.0+770+e2f49861
Rocky Linux · 8 slirp4netns 0:0.4.2-3.git21fdece.module+el8.4.0+536+994a2182
Rocky Linux · 8 slirp4netns 0:0.4.2-3.git21fdece.module+el8.5.0+708+6758137d
Rocky Linux · 8 toolbox 0:0.0.7-1.module+el8.5.0+770+e2f49861
Rocky Linux · 8 toolbox 0:0.0.7-1.module+el8.4.0+559+c02fa3b2
Rocky Linux · 8 toolbox 0:0.0.7-1.module+el8.5.0+708+6758137d
Rocky Linux · 8 udica 0:0.2.1-2.module+el8.5.0+770+e2f49861
Rocky Linux · 8 udica 0:0.2.1-2.module+el8.4.0+559+c02fa3b2
Rocky Linux · 8 udica 0:0.2.1-2.module+el8.5.0+708+6758137d

Vulnerabilities 1

  • High 7.0
    CVE-2021-20188

    Improper Authorization in github.com/containers/libpod

    A flaw was found in podman before 1.7.0. File permissions for non-root users running in a privileged container are not correctly checked. This flaw can be abused by a low-privileged user inside the container to access any other file in the container, even if …

    libpod libpod github.com/containers/libpod Debian Ubuntu Go

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1915734