RedHat: RHSA-2020-1936:01 Moderate: OpenShift Container Platform 4.4.3
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 could 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 was 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
For OpenShift Container Platform 4.4 see the following documentation, which
will be updated shortly for release 4.4.3, for important instructions on
how to upgrade your cluster and fully apply this asynchronous errata
update:
https://docs.openshift.com/container-platform/4.4/release_notes/ocp-4-4-release-notes.html
Details on how to access this content are available at
- -cli.html.
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/#moderate
Package List
Red Hat OpenShift Container Platform 4.4:
Source:
haproxy-2.0.13-3.el7.src.rpm
x86_64:
haproxy-debuginfo-2.0.13-3.el7.x86_64.rpm
haproxy20-2.0.13-3.el7.x86_64.rpm
Red Hat OpenShift Container Platform 4.4:
Source:
haproxy-2.0.13-3.el8.src.rpm
x86_64:
haproxy-debugsource-2.0.13-3.el8.x86_64.rpm
haproxy20-2.0.13-3.el8.x86_64.rpm
haproxy20-debuginfo-2.0.13-3.el8.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
An update for haproxy is now available for Red Hat OpenShift ContainerPlatform 4.4.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.
Topic
Relevant Releases Architectures
Red Hat OpenShift Container Platform 4.4 - 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
