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Red Hat OpenShift 1.0 RHSA-2020:2863-01 Important: YAML Parsing DoS

red hat
Calendar Grey July 7, 2020
Dist Redhat Esm H88
Essential update released for Red Hat OpenShift Service Mesh 1.0 addressing urgent remote DDoS vulnerabilities detected in servicemesh-prometheus.
An update for servicemesh-prometheus is now available for OpenShift Service Mesh 1.0

Solution

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


Summary

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.
Security Fix(es):
* kubernetes: YAML parsing vulnerable to "Billion Laughs" attack, allowing for remote denial of service (CVE-2019-11253)
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.

Topics%20covered

Topics Covered

security advisory Red Hat security impact remote denial of service OpenShift service mesh YAML parsing

References

https://access.redhat.com/security/cve/CVE-2019-11253 https://access.redhat.com/security/updates/classification/#important

Package List

OpenShift Service Mesh 1.0:
Source: servicemesh-prometheus-2.7.2-36.el8.src.rpm
x86_64: servicemesh-prometheus-2.7.2-36.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/


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:2863-01
Product: Red Hat OpenShift Service Mesh
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2863
Issue date: 2020-07-07

Topic

An update for servicemesh-prometheus is now available for OpenShift ServiceMesh 1.0.Red Hat Product Security has rated this update as having a security impactof Important. 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.

Topics%20covered

Topics Covered

security advisory Red Hat security impact remote denial of service OpenShift service mesh YAML parsing

Relevant Releases Architectures

OpenShift Service Mesh 1.0 - x86_64

Bugs Fixed

1757701 - CVE-2019-11253 kubernetes: YAML parsing vulnerable to "Billion Laughs" attack, allowing for remote denial of service

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