RedHat: RHSA-2021-3873:01 Important: Red Hat Advanced Cluster Management
Summary
Red Hat Advanced Cluster Management for Kubernetes 2.2.9 images
Red Hat Advanced Cluster Management for Kubernetes provides the
capabilities to address common challenges that administrators and site
reliability engineers face as they work across a range of public and
private cloud environments.
Clusters and applications are all visible and managed from a single console
— with security policy built in.
This advisory contains the container images for Red Hat Advanced Cluster
Management for Kubernetes, which provide bug fixes and security fixes. See
the following Release Notes documentation, which will be updated shortly
for this release, for additional details about this release:
gement_for_kubernetes/2.2/html/release_notes/
Security fixes:
* nginx: Off-by-one in ngx_resolver_copy() when labels are followed by a
pointer to a root domain name (CVE-2021-23017)
* redis: Lua scripts can overflow the heap-based Lua stack (CVE-2021-32626)
* redis: Integer overflow issue with Streams (CVE-2021-32627)
* redis: Integer overflow bug in the ziplist data structure
(CVE-2021-32628)
* redis: Integer overflow issue with intsets (CVE-2021-32687)
* redis: Integer overflow issue with strings (CVE-2021-41099)
* redis: Out of bounds read in lua debugger protocol parser
(CVE-2021-32672)
* redis: Denial of service via Redis Standard Protocol (RESP) request
(CVE-2021-32675)
* object-path: Type confusion vulnerability can lead to a bypass of
CVE-2020-15256 (CVE-2021-23434)
Bug fixes:
* RHACM 2.2.9 images (BZ #1999601)
Summary
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:
gement_for_kubernetes/2.2/html-single/install/index#installing
References
https://access.redhat.com/security/cve/CVE-2021-3653 https://access.redhat.com/security/cve/CVE-2021-22922 https://access.redhat.com/security/cve/CVE-2021-22923 https://access.redhat.com/security/cve/CVE-2021-22924 https://access.redhat.com/security/cve/CVE-2021-23017 https://access.redhat.com/security/cve/CVE-2021-23434 https://access.redhat.com/security/cve/CVE-2021-32626 https://access.redhat.com/security/cve/CVE-2021-32627 https://access.redhat.com/security/cve/CVE-2021-32628 https://access.redhat.com/security/cve/CVE-2021-32672 https://access.redhat.com/security/cve/CVE-2021-32675 https://access.redhat.com/security/cve/CVE-2021-32687 https://access.redhat.com/security/cve/CVE-2021-36222 https://access.redhat.com/security/cve/CVE-2021-37750 https://access.redhat.com/security/cve/CVE-2021-41099 https://access.redhat.com/security/updates/classification/#important
Package List
Topic
Red Hat Advanced Cluster Management for Kubernetes 2.2.9 GeneralAvailability release images, which provide security updates, one or morecontainer updates, and bug fixes.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.
Topic
Relevant Releases Architectures
Bugs Fixed
1963121 - CVE-2021-23017 nginx: Off-by-one in ngx_resolver_copy() when labels are followed by a pointer to a root domain name
1999601 - RHACM 2.2.9 images
1999810 - CVE-2021-23434 object-path: Type confusion vulnerability can lead to a bypass of CVE-2020-15256
2010991 - CVE-2021-32687 redis: Integer overflow issue with intsets
2011000 - CVE-2021-32675 redis: Denial of service via Redis Standard Protocol (RESP) request
2011001 - CVE-2021-32672 redis: Out of bounds read in lua debugger protocol parser
2011004 - CVE-2021-32628 redis: Integer overflow bug in the ziplist data structure
2011010 - CVE-2021-32627 redis: Integer overflow issue with Streams
2011017 - CVE-2021-32626 redis: Lua scripts can overflow the heap-based Lua stack
2011020 - CVE-2021-41099 redis: Integer overflow issue with strings
