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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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