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Red Hat Security Advisory

Synopsis: Moderate: podman security and bug fix update
Advisory ID: RHSA-2020:5056-01
Product: Red Hat Enterprise Linux Extras
Advisory URL: https://access.redhat.com/errata/RHSA-2020:5056
Issue date: 2020-11-10
CVE Names: CVE-2020-14040 CVE-2020-14370
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1. Summary:

An update for podman is now available for Red Hat Enterprise Linux 7
Extras.

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.

2. Relevant releases/architectures:

Red Hat Enterprise Linux 7 Extras – noarch, ppc64le, s390x, x86_64

3. Description:

The podman tool manages pods, container images, and containers. It is part
of the libpod library, which is for applications that use container pods.
Container pods is a concept in Kubernetes.

Security Fix(es):

* golang.org/x/text: possibility to trigger an infinite loop in
encoding/unicode could lead to crash (CVE-2020-14040)

* podman: environment variables leak between containers when started via
Varlink or Docker-compatible REST API (CVE-2020-14370)

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.

Bug Fix(es):

* podman does not use $TMPDIR loading a tar file (BZ#1877699)

4. 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

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

1853652 – CVE-2020-14040 golang.org/x/text: possibility to trigger an infinite loop in encoding/unicode could lead to crash
1874268 – CVE-2020-14370 podman: environment variables leak between containers when started via Varlink or Docker-compatible REST API
1877699 – podman does not use $TMPDIR loading a tar file.

6. Package List:

Red Hat Enterprise Linux 7 Extras:

Source:
podman-1.6.4-26.el7_9.src.rpm

noarch:
podman-docker-1.6.4-26.el7_9.noarch.rpm

ppc64le:
podman-1.6.4-26.el7_9.ppc64le.rpm
podman-debuginfo-1.6.4-26.el7_9.ppc64le.rpm

s390x:
podman-1.6.4-26.el7_9.s390x.rpm
podman-debuginfo-1.6.4-26.el7_9.s390x.rpm

x86_64:
podman-1.6.4-26.el7_9.x86_64.rpm
podman-debuginfo-1.6.4-26.el7_9.x86_64.rpm

Red Hat Enterprise Linux 7 Extras:

Source:
podman-1.6.4-26.el7_9.src.rpm

noarch:
podman-docker-1.6.4-26.el7_9.noarch.rpm

x86_64:
podman-1.6.4-26.el7_9.x86_64.rpm
podman-debuginfo-1.6.4-26.el7_9.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-2020-14040
https://access.redhat.com/security/cve/CVE-2020-14370
https://access.redhat.com/security/updates/classification/#moderate

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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