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ALSA-2021:1796 Not scored

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

The container-tools module contains tools for working with containers, notably podman, buildah, skopeo, and runc. Security Fix(es): * golang: crypto/ssh: crafted authentication request can lead to nil pointer dereference (CVE-2020-29652) * podman: Remote traffic to rootless containers is seen as orginating from localhost (CVE-2021-20199) 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 AlmaLinux Release Notes linked from the References section.

Exploit probability Not scored
Published May 18, 2021
Required by Not available
Last source change February 4, 2026

02 / AFFECTED SOFTWARE

Affected packages

AlmaLinux:8 cockpit-podman
AlmaLinux:8 conmon
AlmaLinux:8 containernetworking-plugins
AlmaLinux:8 crit
AlmaLinux:8 criu
AlmaLinux:8 fuse-overlayfs
AlmaLinux:8 libslirp
AlmaLinux:8 libslirp-devel
AlmaLinux:8 python3-criu
AlmaLinux:8 slirp4netns
AlmaLinux:8 udica

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities ALSA-2021:1796

The container-tools module contains tools for working with containers, notably podman, buildah, skopeo, and runc. Security Fix(es): * golang: crypto/ssh: crafted authentication request can lead to nil pointer dereference (CVE-2020-29652) * podman: Remote traffic to rootless containers is seen as orginating from localhost (CVE-2021-20199) 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 AlmaLinux Release Notes linked from the References section.

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05 / REFERENCES

Further evidence