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.
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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.
05 / REFERENCES
Further evidence
- https://access.redhat.com/errata/RHSA-2026:33722
- https://access.redhat.com/security/cve/CVE-2026-25679
- https://access.redhat.com/security/cve/CVE-2026-32280
- https://access.redhat.com/security/cve/CVE-2026-32281
- https://access.redhat.com/security/cve/CVE-2026-32283
- https://access.redhat.com/security/cve/CVE-2026-34986
- https://bugzilla.redhat.com/2445356
- https://bugzilla.redhat.com/2455470
- https://bugzilla.redhat.com/2456333
- https://bugzilla.redhat.com/2456338
- https://bugzilla.redhat.com/2456339
- https://errata.almalinux.org/8/ALSA-2026-33722.html