RHSA-2026:10703 — Security Advisory

An update for the container-tools:rhel8 module is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

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

Security Fix(es):

• runc: container escape via 'masked path' abuse due to mount race conditions (CVE-2025-31133)

• runc: container escape with malicious config due to /dev/console mount and related races (CVE-2025-52565)

• runc: container escape and denial of service due to arbitrary write gadgets and procfs write redirects (CVE-2025-52881)

• golang: archive/tar: Unbounded allocation when parsing GNU sparse map (CVE-2025-58183)

• golang.org/x/crypto/ssh/agent: golang.org/x/crypto/ssh/agent: SSH client panic due to unexpected SSH_AGENT_SUCCESS (CVE-2025-47913)

• github.com/sirupsen/logrus: github.com/sirupsen/logrus: Denial-of-Service due to large single-line payload (CVE-2025-65637)

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.