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High ALSA-2024:0752 1 CVE

Important: container-tools:rhel8 security update

Published Feb 8, 2024 · Updated Oct 29, 2026

Summary

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

Security Fix(es):

* runc: file descriptor leak (CVE-2024-21626)

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 34

ReleasePackageFixed in
AlmaLinux · 8 aardvark-dns 2:1.7.0-1.module_el8.9.0+3657+d86e192f
AlmaLinux · 8 buildah 1:1.31.3-3.module_el8.9.0+3717+81096349
AlmaLinux · 8 buildah-tests 1:1.31.3-3.module_el8.9.0+3717+81096349
AlmaLinux · 8 cockpit-podman 75-1.module_el8.9.0+3643+9234dc3b
AlmaLinux · 8 conmon 3:2.1.8-1.module_el8.9.0+3643+9234dc3b
AlmaLinux · 8 container-selinux 2:2.221.0-1.module_el8.9.0+3643+9234dc3b
AlmaLinux · 8 containernetworking-plugins 1:1.3.0-8.module_el8.9.0+3717+81096349
AlmaLinux · 8 containers-common 2:1-71.module_el8.9.0+3717+81096349
AlmaLinux · 8 crit 3.18-4.module_el8.9.0+3643+9234dc3b
AlmaLinux · 8 criu 3.18-4.module_el8.9.0+3643+9234dc3b
AlmaLinux · 8 criu-devel 3.18-4.module_el8.9.0+3643+9234dc3b
AlmaLinux · 8 criu-libs 3.18-4.module_el8.9.0+3643+9234dc3b
AlmaLinux · 8 crun 1.8.7-1.module_el8.9.0+3643+9234dc3b
AlmaLinux · 8 fuse-overlayfs 1.12-1.module_el8.9.0+3643+9234dc3b
AlmaLinux · 8 libslirp 4.4.0-1.module_el8.8.0+3615+3543c705
AlmaLinux · 8 libslirp-devel 4.4.0-1.module_el8.8.0+3615+3543c705
AlmaLinux · 8 netavark 2:1.7.0-2.module_el8.9.0+3717+81096349
AlmaLinux · 8 oci-seccomp-bpf-hook 1.2.9-1.module_el8.9.0+3643+9234dc3b
AlmaLinux · 8 podman 3:4.6.1-8.module_el8.9.0+3717+81096349
AlmaLinux · 8 podman-catatonit 3:4.6.1-8.module_el8.9.0+3717+81096349
AlmaLinux · 8 podman-docker 3:4.6.1-8.module_el8.9.0+3717+81096349
AlmaLinux · 8 podman-gvproxy 3:4.6.1-8.module_el8.9.0+3717+81096349
AlmaLinux · 8 podman-plugins 3:4.6.1-8.module_el8.9.0+3717+81096349
AlmaLinux · 8 podman-remote 3:4.6.1-8.module_el8.9.0+3717+81096349
AlmaLinux · 8 podman-tests 3:4.6.1-8.module_el8.9.0+3717+81096349
AlmaLinux · 8 python3-criu 3.18-4.module_el8.9.0+3643+9234dc3b
AlmaLinux · 8 python3-podman 4.6.0-2.module_el8.9.0+3717+81096349
AlmaLinux · 8 runc 1:1.1.12-1.module_el8.9.0+3717+81096349
AlmaLinux · 8 skopeo 2:1.13.3-3.module_el8.9.0+3717+81096349
AlmaLinux · 8 skopeo-tests 2:1.13.3-3.module_el8.9.0+3717+81096349
AlmaLinux · 8 slirp4netns 1.2.1-1.module_el8.9.0+3643+9234dc3b
AlmaLinux · 8 toolbox 0.0.99.4-5.module_el8.9.0+3643+9234dc3b
AlmaLinux · 8 toolbox-tests 0.0.99.4-5.module_el8.9.0+3643+9234dc3b
AlmaLinux · 8 udica 0.2.6-20.module_el8.8.0+3615+3543c705

Vulnerabilities 1

  • High 8.6
    CVE-2024-21626 Public exploit EPSS 19%

    runc container breakout through process.cwd trickery and leaked fds

    runc is a CLI tool for spawning and running containers on Linux according to the OCI specification. In runc 1.1.11 and earlier, due to an internal file descriptor leak, an attacker could cause a newly-spawned container process (from runc exec) to have a worki…

References

  • report
    https://access.redhat.com/security/cve/CVE-2024-21626
  • report
    https://bugzilla.redhat.com/2258725
  • advisory
    https://errata.almalinux.org/8/ALSA-2024-0752.html