RHSA-2019:3041 - Security Advisory

Topic

Red Hat OpenShift Service Mesh 1.0.1.

Red Hat Product Security has rated this update as having a security impact of Important. 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 Service Mesh is Red Hat's distribution of the Istio service mesh project, tailored for installation into an on-premise OpenShift Container Platform installation.

This advisory covers the RPM packages for the OpenShift Service Mesh 1.0.1 release.

Security Fix(es):

• HTTP/2: large amount of data requests leads to denial of service (CVE-2019-9511)
• HTTP/2: flood using PRIORITY frames results in excessive resource consumption (CVE-2019-9513)

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

Before applying this update, make sure all previously released errata relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

The OpenShift Service Mesh release notes provide information on the features and known issues:

https://docs.openshift.com/container-platform/4.1/service_mesh/servicemesh-release-notes.html

Affected Products

• Red Hat OpenShift Service Mesh 1.0 for RHEL 8 x86_64
• Red Hat OpenShift Service Mesh 1.0 for RHEL 7 x86_64

Fixes

• BZ - 1735741 - CVE-2019-9513 HTTP/2: flood using PRIORITY frames results in excessive resource consumption
• BZ - 1741860 - CVE-2019-9511 HTTP/2: large amount of data requests leads to denial of service

CVEs

• CVE-2019-9511
• CVE-2019-9513

References

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