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Red Hat: RHSA-2019:1910-01 Moderate: Docker Symlink Exchange Attacks

red hat
Calendar Grey July 29, 2019
Dist Redhat Esm H88
Fedora released a patch for Podman, tackling privilege escalation vulnerabilities and delivering performance enhancements.
An update for docker is now available for Red Hat Enterprise Linux 7 Extras

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

Summary

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):
* docker: symlink-exchange race attacks in docker cp (CVE-2018-15664)
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):
* slowness of system shutdown when containers are being stopped - dockerd is unable to communicate with rhel-push-plugin (BZ#1714032)
* journald Log() in dockerd causes nil pointer dereference when PutMessage() is called before reading msg.Source (BZ#1720363)
* regression: docker cp: Rel: can't make /..../a relative to a (BZ#1723491)
* Regression: docker cp: can no longer pull image files (BZ#1727488)

Topics%20covered

Topics Covered

security advisory Red Hat bug fix moderate impact docker symlink attacks

References

https://access.redhat.com/security/cve/CVE-2018-15664 https://access.redhat.com/security/updates/classification/#moderate

Package List

Red Hat Enterprise Linux 7 Extras:
Source: docker-1.13.1-102.git7f2769b.el7.src.rpm
aarch64: docker-1.13.1-102.git7f2769b.el7.aarch64.rpm docker-client-1.13.1-102.git7f2769b.el7.aarch64.rpm docker-common-1.13.1-102.git7f2769b.el7.aarch64.rpm docker-debuginfo-1.13.1-102.git7f2769b.el7.aarch64.rpm docker-logrotate-1.13.1-102.git7f2769b.el7.aarch64.rpm docker-lvm-plugin-1.13.1-102.git7f2769b.el7.aarch64.rpm docker-novolume-plugin-1.13.1-102.git7f2769b.el7.aarch64.rpm docker-rhel-push-plugin-1.13.1-102.git7f2769b.el7.aarch64.rpm docker-v1.10-migrator-1.13.1-102.git7f2769b.el7.aarch64.rpm
ppc64le: docker-1.13.1-102.git7f2769b.el7.ppc64le.rpm docker-client-1.13.1-102.git7f2769b.el7.ppc64le.rpm docker-common-1.13.1-102.git7f2769b.el7.ppc64le.rpm docker-debuginfo-1.13.1-102.git7f2769b.el7.ppc64le.rpm docker-logrotate-1.13.1-102.git7f2769b.el7.ppc64le.rpm docker-lvm-plugin-1.13.1-102.git7f2769b.el7.ppc64le.rpm docker-novolume-plugin-1.13.1-102.git7f2769b.el7.ppc64le.rpm docker-rhel-push-plugin-1.13.1-102.git7f2769b.el7.ppc64le.rpm docker-v1.10-migrator-1.13.1-102.git7f2769b.el7.ppc64le.rpm
s390x: docker-1.13.1-102.git7f2769b.el7.s390x.rpm docker-client-1.13.1-102.git7f2769b.el7.s390x.rpm docker-common-1.13.1-102.git7f2769b.el7.s390x.rpm

Read the Full Advisory


Advisory ID: RHSA-2019:1910-01
Product: Red Hat Enterprise Linux Extras
Advisory URL: https://access.redhat.com/errata/RHSA-2019:1910
Issue date: 2019-07-29

Topic

An update for docker is now available for Red Hat Enterprise Linux 7Extras.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat bug fix moderate impact docker symlink attacks

Relevant Releases Architectures

Red Hat Enterprise Linux 7 Extras - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1714722 - CVE-2018-15664 docker: symlink-exchange race attacks in docker cp

1723491 - regression: docker cp: Rel: can't make /..../a relative to a

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