RHSA-2026:8325 — Security Advisory

Red Hat Security Advisory: buildah, crun, podman, runc, and skopeo security update

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Severity

Important

Red Hat Product Security

RHEL 9

Products

Official CSAF product identity

Published · April 16, 2026

Updated · November 4, 2026

Topic

An update for multiple packages is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions.

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.

Description

The buildah package provides a tool for facilitating building OCI container images. Among other things, buildah enables you to: Create a working container, either from scratch or using an image as a starting point; Create an image, either from a working container or using the instructions in a Dockerfile; Build both Docker and OCI images.

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.

Related CVEs

RHSA-2026:8325 — Red Hat Security Advisory: buildah, crun, podman, runc, and skopeo security update | PulseLinux