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Red Hat Security Advisory

Synopsis: Important: OpenShift Container Platform 4.2.28 security update
Advisory ID: RHSA-2020:1401-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1401
Issue date: 2020-04-14
CVE Names: CVE-2020-10696
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1. Summary:

Red Hat OpenShift Container Platform release 4.2.28 is now available with
updates to packages and images that fix several bugs and add enhancements.

Red Hat Product Security has rated this update as having a security impact
of Low. 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.

2. Relevant releases/architectures:

Red Hat OpenShift Container Platform 4.2 – noarch, s390x, x86_64

3. Description:

Red Hat OpenShift Container Platform is Red Hat’s cloud computing
Kubernetes application platform solution designed for on-premise or private
cloud deployments.
Security Fix(es):

* buildah: crafted input tar file may lead to local file overwriting during
image build process (CVE-2020-10696)

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.

4. Solution:

For OpenShift Container Platform 4.2 see the following documentation, which
will be updated shortly for release 4.2.28, for important instructions on
how to upgrade your cluster and fully apply this asynchronous errata
update:

https://docs.openshift.com/container-platform/4.2/release_notes/ocp-4-2-rel
ease-notes.html

Details on how to access this content are available at
https://docs.openshift.com/container-platform/4.2/updating/updating-cluster
– -cli.html.

5. Bugs fixed (https://bugzilla.redhat.com/):

1817651 – CVE-2020-10696 buildah: crafted input tar file may lead to local file overwriting during image build process

6. Package List:

Red Hat OpenShift Container Platform 4.2:

Source:
podman-1.4.2-6.rhaos4.2.el8.src.rpm

noarch:
podman-docker-1.4.2-6.rhaos4.2.el8.noarch.rpm
podman-manpages-1.4.2-6.rhaos4.2.el8.noarch.rpm

s390x:
podman-1.4.2-6.rhaos4.2.el8.s390x.rpm
podman-debuginfo-1.4.2-6.rhaos4.2.el8.s390x.rpm
podman-debugsource-1.4.2-6.rhaos4.2.el8.s390x.rpm
podman-remote-debuginfo-1.4.2-6.rhaos4.2.el8.s390x.rpm

x86_64:
podman-1.4.2-6.rhaos4.2.el8.x86_64.rpm
podman-debuginfo-1.4.2-6.rhaos4.2.el8.x86_64.rpm
podman-debugsource-1.4.2-6.rhaos4.2.el8.x86_64.rpm
podman-remote-debuginfo-1.4.2-6.rhaos4.2.el8.x86_64.rpm

These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2020-10696
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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