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====================================================================                   
Red Hat Security Advisory

Synopsis:          Moderate: docker security and bug fix update
Advisory ID:       RHSA-2020:1234-01
Product:           Red Hat Enterprise Linux Extras
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:1234
Issue date:        2020-03-31
CVE Names:         CVE-2019-16884 CVE-2020-1702 CVE-2020-8945
====================================================================
1. Summary:

An update for docker 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 - ppc64le, s390x, x86_64

3. Description:

Docker is an open-source engine that automates the deployment of any
application as a lightweight, portable, self-sufficient container that runs
virtually anywhere.

Security Fix(es):

* runc: AppArmor/SELinux bypass with malicious image that specifies a
volume at /proc (CVE-2019-16884)

* proglottis/gpgme: Use-after-free in GPGME bindings during container image
pull (CVE-2020-8945)

* containers/image: Container images read entire image manifest into memory
(CVE-2020-1702)

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):

* Whitelist statx(2) in docker (BZ#1784228)

* Upgrading docker resulting into increase Systemd logs (BZ#1791870)

* docker should be linked against gpgme-pthread (BZ#1792243)

* docker cannot be updated to 108 on rhos13 as a container fails to start
with "pivot_root invalid argument" error. (BZ#1795376)

* OVS pods are unable to stop when running under docker version 1.13.1-108
(BZ#1796451)

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/):

1757214 - CVE-2019-16884 runc: AppArmor/SELinux bypass with malicious image that specifies a volume at /proc
1784228 - Whitelist statx(2) in docker
1792796 - CVE-2020-1702 containers/image: Container images read entire image manifest into memory
1795376 - docker cannot be updated to 108 on rhos13 as a container fails to start with "pivot_root invalid argument" error.
1795838 - CVE-2020-8945 proglottis/gpgme: Use-after-free in GPGME bindings during container image pull
1796451 - OVS pods are unable to stop when running under docker version 1.13.1-108

6. Package List:

Red Hat Enterprise Linux 7 Extras:

Source:
docker-1.13.1-161.git64e9980.el7_8.src.rpm

ppc64le:
docker-1.13.1-161.git64e9980.el7_8.ppc64le.rpm
docker-client-1.13.1-161.git64e9980.el7_8.ppc64le.rpm
docker-common-1.13.1-161.git64e9980.el7_8.ppc64le.rpm
docker-debuginfo-1.13.1-161.git64e9980.el7_8.ppc64le.rpm
docker-logrotate-1.13.1-161.git64e9980.el7_8.ppc64le.rpm
docker-lvm-plugin-1.13.1-161.git64e9980.el7_8.ppc64le.rpm
docker-novolume-plugin-1.13.1-161.git64e9980.el7_8.ppc64le.rpm
docker-rhel-push-plugin-1.13.1-161.git64e9980.el7_8.ppc64le.rpm
docker-v1.10-migrator-1.13.1-161.git64e9980.el7_8.ppc64le.rpm

s390x:
docker-1.13.1-161.git64e9980.el7_8.s390x.rpm
docker-client-1.13.1-161.git64e9980.el7_8.s390x.rpm
docker-common-1.13.1-161.git64e9980.el7_8.s390x.rpm
docker-debuginfo-1.13.1-161.git64e9980.el7_8.s390x.rpm
docker-logrotate-1.13.1-161.git64e9980.el7_8.s390x.rpm
docker-lvm-plugin-1.13.1-161.git64e9980.el7_8.s390x.rpm
docker-novolume-plugin-1.13.1-161.git64e9980.el7_8.s390x.rpm
docker-rhel-push-plugin-1.13.1-161.git64e9980.el7_8.s390x.rpm
docker-v1.10-migrator-1.13.1-161.git64e9980.el7_8.s390x.rpm

x86_64:
docker-1.13.1-161.git64e9980.el7_8.x86_64.rpm
docker-client-1.13.1-161.git64e9980.el7_8.x86_64.rpm
docker-common-1.13.1-161.git64e9980.el7_8.x86_64.rpm
docker-debuginfo-1.13.1-161.git64e9980.el7_8.x86_64.rpm
docker-logrotate-1.13.1-161.git64e9980.el7_8.x86_64.rpm
docker-lvm-plugin-1.13.1-161.git64e9980.el7_8.x86_64.rpm
docker-novolume-plugin-1.13.1-161.git64e9980.el7_8.x86_64.rpm
docker-rhel-push-plugin-1.13.1-161.git64e9980.el7_8.x86_64.rpm
docker-v1.10-migrator-1.13.1-161.git64e9980.el7_8.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-2019-16884
https://access.redhat.com/security/cve/CVE-2020-1702
https://access.redhat.com/security/cve/CVE-2020-8945
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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