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ALSA-2026:33722 Not scored

Important: 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): * net/url: Incorrect parsing of IPv6 host literals in net/url (CVE-2026-25679) * github.com/go-jose/go-jose/v3: github.com/go-jose/go-jose/v4: Go JOSE: Denial of Service via crafted JSON Web Encryption (JWE) object (CVE-2026-34986) * crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain validation (CVE-2026-32281) * crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages (CVE-2026-32283) * crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building (CVE-2026-32280) Bug Fix(es) and Enhancement(s): * user_u SELinux user can't run podman containers as rootless (JIRA:AlmaLinux-135342) * podman does not clean up all files and leaves orphaned files consuming disk space [almalinux-8.10.z] (JIRA:AlmaLinux-173978) 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.

Exploit probability Not scored
Published June 30, 2026
Required by Not available
Last source change July 3, 2026

02 / AFFECTED SOFTWARE

Affected packages

AlmaLinux:8 podman-tests
AlmaLinux:8 toolbox
AlmaLinux:8 skopeo
AlmaLinux:8 fuse-overlayfs
AlmaLinux:8 cockpit-podman
AlmaLinux:8 netavark
AlmaLinux:8 podman-catatonit
AlmaLinux:8 conmon
AlmaLinux:8 skopeo-tests
AlmaLinux:8 buildah-tests
AlmaLinux:8 crit
AlmaLinux:8 containernetworking-plugins
AlmaLinux:8 podman
AlmaLinux:8 podman-docker
AlmaLinux:8 criu
AlmaLinux:8 slirp4netns
AlmaLinux:8 python3-criu
AlmaLinux:8 podman-remote
AlmaLinux:8 runc
AlmaLinux:8 toolbox-tests
AlmaLinux:8 podman-gvproxy
AlmaLinux:8 libslirp
AlmaLinux:8 buildah
AlmaLinux:8 podman-plugins
AlmaLinux:8 crun
AlmaLinux:8 libslirp-devel
AlmaLinux:8 python3-podman
AlmaLinux:8 aardvark-dns
AlmaLinux:8 oci-seccomp-bpf-hook
AlmaLinux:8 udica
AlmaLinux:8 criu-devel
AlmaLinux:8 containers-common
AlmaLinux:8 criu-libs
AlmaLinux:8 container-selinux

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities ALSA-2026:33722

The container-tools module contains tools for working with containers, notably podman, buildah, skopeo, and runc. Security Fix(es): * net/url: Incorrect parsing of IPv6 host literals in net/url (CVE-2026-25679) * github.com/go-jose/go-jose/v3: github.com/go-jose/go-jose/v4: Go JOSE: Denial of Service via crafted JSON Web Encryption (JWE) object (CVE-2026-34986) * crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain validation (CVE-2026-32281) * crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages (CVE-2026-32283) * crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building (CVE-2026-32280) Bug Fix(es) and Enhancement(s): * user_u SELinux user can't run podman containers as rootless (JIRA:AlmaLinux-135342) * podman does not clean up all files and leaves orphaned files consuming disk space [almalinux-8.10.z] (JIRA:AlmaLinux-173978) 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.

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05 / REFERENCES

Further evidence