RHSA-2021:3016: Important: Red Hat Advanced Cluster Management for Kubernetes version 2.3

Published Aug 5, 2021
·
Updated

Red Hat Advanced Cluster Management for Kubernetes 2.3.0 imagesRed Hat Advanced Cluster Management for Kubernetes provides thecapabilities to address common challenges that administrators and sitereliability engineers face as they work across a range of public andprivate cloud environments. Clusters and applications are all visible andmanaged from a single console—with security policy built in.This advisory contains the container images for Red Hat Advanced ClusterManagement for Kubernetes, which fix several bugs and security issues. Seethe following Release Notes documentation, which will be updated shortlyfor this release, for additional details about this release:https://access.redhat.com/documentation/en-us/red_hat_advanced_cluster_mana gement_for_kubernetes/2.3/html/release_notes/Security: fastify-reply-from: crafted URL allows prefix scape of the proxied backend service (CVE-2021-21321) fastify-http-proxy: crafted URL allows prefix scape of the proxied backend service (CVE-2021-21322) nodejs-netmask: improper input validation of octal input data (CVE-2021-28918) redis: Integer overflow via STRALGO LCS command (CVE-2021-29477) redis: Integer overflow via COPY command for large intsets (CVE-2021-29478) nodejs-glob-parent: Regular expression denial of service (CVE-2020-28469) nodejs-lodash: ReDoS via the toNumber, trim and trimEnd functions (CVE-2020-28500) golang.org/x/text: Panic in language.ParseAcceptLanguage while parsing -u- extension (CVE-2020-28851) golang.org/x/text: Panic in language.ParseAcceptLanguage while processing bcp47 tag (CVE-2020-28852) nodejs-ansi_up: XSS due to insufficient URL sanitization (CVE-2021-3377) oras: zip-slip vulnerability via oras-pull (CVE-2021-21272) redis: integer overflow when configurable limit for maximum supported bulk input size is too big on 32-bit platforms (CVE-2021-21309) nodejs-lodash: command injection via template (CVE-2021-23337) nodejs-hosted-git-info: Regular Expression denial of service via shortcutMatch in fromUrl() (CVE-2021-23362) browserslist: parsing of invalid queries could result in Regular Expression Denial of Service (ReDoS) (CVE-2021-23364) nodejs-postcss: Regular expression denial of service during source map parsing (CVE-2021-23368) nodejs-handlebars: Remote code execution when compiling untrusted compile templates with strict:true option (CVE-2021-23369) nodejs-postcss: ReDoS via getAnnotationURL() and loadAnnotation() in lib/previous-map.js (CVE-2021-23382) nodejs-handlebars: Remote code execution when compiling untrusted compile templates with compat:true option (CVE-2021-23383) openssl: integer overflow in CipherUpdate (CVE-2021-23840) openssl: NULL pointer dereference in X509_issuer_and_serial_hash() (CVE-2021-23841) nodejs-ua-parser-js: ReDoS via malicious User-Agent header (CVE-2021-27292) grafana: snapshot feature allow an unauthenticated remote attacker to trigger a DoS via a remote API call (CVE-2021-27358) nodejs-is-svg: ReDoS via malicious string (CVE-2021-28092) nodejs-netmask: incorrectly parses an IP address that has octal integer with invalid character (CVE-2021-29418) ulikunitz/xz: Infinite loop in readUvarint allows for denial of service (CVE-2021-29482) normalize-url: ReDoS for data URLs (CVE-2021-33502) nodejs-trim-newlines: ReDoS in .end() method (CVE-2021-33623) nodejs-path-parse: ReDoS via splitDeviceRe, splitTailRe and splitPathRe (CVE-2021-23343) html-parse-stringify: Regular Expression DoS (CVE-2021-23346) openssl: incorrect SSLv2 rollback protection (CVE-2021-23839) For more details about the security issues, including the impact, a CVSSscore, acknowledgments, and other related information, refer to the CVEpages listed in the References section.Bugs: RFE Make the source code for the endpoint-metrics-operator public (BZ# 1913444) cluster became offline after apiserver health check (BZ# 1942589)

Affected Software

1 affected component
redhat/advanced-cluster-management

Remediation

Event History

Feb 12, 2026
Advisory Published
via Red Hat·01:43 PM
Data Sourced
via Red Hat·01:43 PM
RemedyDescriptionAffected Software
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Frequently Asked Questions

1

What is the severity of RHSA-2021:3016?

The severity of RHSA-2021:3016 is classified as important.

2

How do I fix RHSA-2021:3016?

To fix RHSA-2021:3016, update to the latest available version of Red Hat Advanced Cluster Management for Kubernetes.

3

What vulnerabilities are addressed in RHSA-2021:3016?

RHSA-2021:3016 addresses multiple vulnerabilities that could impact the security of Red Hat Advanced Cluster Management for Kubernetes.

4

Is RHSA-2021:3016 a critical update?

RHSA-2021:3016 is considered important but not classified as critical.

5

What are the implications of not addressing RHSA-2021:3016?

Failing to address RHSA-2021:3016 may leave systems vulnerable to exploitation, impacting the overall security posture.

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