Synopsis

Moderate: OpenShift Container Platform 4.1 openshift security update

Type/Severity

Security Advisory: Moderate

Topic

An update for openshift is now available for Red Hat OpenShift Container Platform 4.1.

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.

Description

Red Hat OpenShift Container Platform is Red Hat's cloud computing
Kubernetes application platform solution designed for on-premise or private
cloud deployments.

This advisory contains the openshift RPM packages for Red Hat
OpenShift Container Platform 4.1.21.

Security Fix(es):

• kubernetes: `kubectl cp` allows for arbitrary file write via double symlinks (CVE-2019-11251)
  

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.

Solution

For OpenShift Container Platform 4.1 see the following documentation, which
will be updated shortly for release 4.1.21, for important instructions on
how to upgrade your cluster and fully apply this asynchronous errata
update:

https://docs.openshift.com/container-platform/4.1/release_notes/ocp-4-1-release-notes.html

Affected Products

• Red Hat OpenShift Container Platform 4.1 for RHEL 8 x86_64
• Red Hat OpenShift Container Platform 4.1 for RHEL 7 x86_64

Fixes

• BZ - 1753495 - CVE-2019-11251 kubernetes: `kubectl cp` allows for arbitrary file write via double symlinks

CVEs

• CVE-2019-11251

References

• https://access.redhat.com/security/updates/classification/#moderate

Red Hat OpenShift Container Platform 4.1 for RHEL 8

SRPM
openshift-4.1.21-201910220952.git.0.493dbf6.el8.src.rpm	SHA-256: 71a6c0c32de6e4b6082de8399d55a60b7476083eeb1fb4be1e015cc2163b7c56
x86_64
openshift-clients-4.1.21-201910220952.git.0.493dbf6.el8.x86_64.rpm	SHA-256: bd60eca5167ec0716306458b141ad3738d7676e7a6d69918ad3ded7d8af97eb2
openshift-clients-redistributable-4.1.21-201910220952.git.0.493dbf6.el8.x86_64.rpm	SHA-256: 9cca39f8cf98c26b90af5d9516bbc724520b5d1ddda5ac0a51830b197781eb18
openshift-hyperkube-4.1.21-201910220952.git.0.493dbf6.el8.x86_64.rpm	SHA-256: 879ef8e7986f6fdcde49700d3d6e885422ad65fbd6aae0b2f15db1d36a073def

Red Hat OpenShift Container Platform 4.1 for RHEL 7

SRPM
openshift-4.1.21-201910220952.git.0.493dbf6.el7.src.rpm	SHA-256: c3d4a70602fb404e9a4a85bbc89a7f50c7703e7bce34c7a7f89e032f36059d38
x86_64
openshift-clients-4.1.21-201910220952.git.0.493dbf6.el7.x86_64.rpm	SHA-256: 8e1f7e88dee66f62f88928ac51cfe1f2b8adda6f7dfc86dbf550588ec09f9a51
openshift-clients-redistributable-4.1.21-201910220952.git.0.493dbf6.el7.x86_64.rpm	SHA-256: 2af1b0288e349712f7a36814212454db1922bb9886db36698581ab7be6dc56db
openshift-hyperkube-4.1.21-201910220952.git.0.493dbf6.el7.x86_64.rpm	SHA-256: 837f4821f27b9c9c2542ec9b15e7ade0b534c6250061f002b1ccb43051b80eff