RedHat: RHSA-2020-1287:01 Critical: OpenShift Container Platform 3.11
Summary
Red Hat OpenShift Container Platform is Red Hat's cloud computing
Kubernetes application platform solution designed for on-premise or private
cloud deployments.
Security Fix(es):
* haproxy: malformed HTTP/2 requests can lead to out-of-bounds writes
(CVE-2020-11100)
* haproxy: HTTP request smuggling issue with transfer-encoding header
containing an obfuscated "chunked" value (CVE-2019-18277)
* haproxy: HTTP/2 implementation vulnerable to intermediary encapsulation
attacks (CVE-2019-19330)
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.
Summary
Solution
Before applying this update, ensure all previously released errata relevant
to your system is applied.
See the following documentation, which will be updated shortly for release
3.11.200, for important instructions on how to upgrade your cluster and
fully
apply this asynchronous errata update:
https://docs.openshift.com/container-platform/3.11/release_notes/ocp_3_11_release_notes.html
This update is available via the Red Hat Network. Details on how to use the
Red Hat Network to apply this update are available at
https://access.redhat.com/articles/11258.
References
https://access.redhat.com/security/cve/CVE-2019-18277 https://access.redhat.com/security/cve/CVE-2019-19330 https://access.redhat.com/security/cve/CVE-2020-11100 https://access.redhat.com/security/updates/classification/#critical
Package List
Red Hat OpenShift Container Platform 3.11:
Source:
haproxy-1.8.23-3.el7.src.rpm
ppc64le:
haproxy-debuginfo-1.8.23-3.el7.ppc64le.rpm
haproxy18-1.8.23-3.el7.ppc64le.rpm
x86_64:
haproxy-debuginfo-1.8.23-3.el7.x86_64.rpm
haproxy18-1.8.23-3.el7.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/
Topic
Red Hat OpenShift Container Platform release 3.11.200 is now available withupdates to packages and images that fix several bugs.Red Hat Product Security has rated this update as having a security impactof Critical. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Red Hat OpenShift Container Platform 3.11 - ppc64le, x86_64
Bugs Fixed
1759697 - CVE-2019-18277 haproxy: HTTP request smuggling issue with transfer-encoding header containing an obfuscated "chunked" value
1777584 - CVE-2019-19330 haproxy: HTTP/2 implementation vulnerable to intermediary encapsulation attacks
1819111 - CVE-2020-11100 haproxy: malformed HTTP/2 requests can lead to out-of-bounds writes
