(RHSA-2021:3873) Important: Red Hat Advanced Cluster Management 2.2.9 security, bug, and container updates

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:

https://access.redhat.com/documentation/en-us/red_hat_advanced_cluster_management_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)