RHSA-2023:2253 - Security Advisory

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):

• golang: net/http: An attacker can cause excessive memory growth in a Go server accepting HTTP/2 requests (CVE-2022-41717)
• golang: crypto/tls: session tickets lack random ticket_age_add (CVE-2022-30629)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.2 Release Notes linked from the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux for x86_64 9 x86_64
• Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.2 x86_64
• Red Hat Enterprise Linux Server - AUS 9.2 x86_64
• Red Hat Enterprise Linux for IBM z Systems 9 s390x
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.2 s390x
• Red Hat Enterprise Linux for Power, little endian 9 ppc64le
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.2 ppc64le
• Red Hat Enterprise Linux for ARM 64 9 aarch64
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.2 aarch64
• Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.2 ppc64le
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.2 x86_64
• Red Hat Enterprise Linux Server for ARM 64 - 4 years of updates 9.2 aarch64
• Red Hat Enterprise Linux Server for IBM z Systems - 4 years of updates 9.2 s390x

Fixes

• BZ - 2092793 - CVE-2022-30629 golang: crypto/tls: session tickets lack random ticket_age_add
• BZ - 2142494 - buildah installation includes runc as a dependency [RHEL 9.2]
• BZ - 2150429 - SIGSEGV: segmentation violation on s390x
• BZ - 2151247 - Buildah push image to redhat quay with sigstore was failed [RHEL9.2]
• BZ - 2152001 - buildah: ubi8 sticky bit removed from /tmp
• BZ - 2161274 - CVE-2022-41717 golang: net/http: excessive memory growth in a Go server accepting HTTP/2 requests
• BZ - 2166225 - Error: mount /var/lib/containers/storage/overlay:/var/lib/containers/storage/overlay, flags: 0x1000: operation not permitted
• BZ - 2182315 - buildah-1.29.1 required in RHEL9.2.0

CVEs

• CVE-2022-30629
• CVE-2022-41717

References

• https://access.redhat.com/security/updates/classification/#moderate
• https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.2_release_notes/index