RHSA-2025:9147 — Security Advisory
Red Hat Security Advisory: buildah security update
Severity
ModerateRed Hat Product Security
Products
Official CSAF product identity
Published · June 17, 2025
Updated · November 4, 2026
Topic
An update for buildah is now available for Red Hat Enterprise Linux 9.
Red Hat Product Security has rated this update as having a security impact of Moderate. 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):
- net/http: Request smuggling due to acceptance of invalid chunked data in net/http (CVE-2025-22871)
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.