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RedHat: RHSA-2023-4335-01 Important Cert-Manager DoS Security Update

red hat
Calendar Grey August 8, 2023
Dist Redhat Esm H88
Significant security enhancement for cert-manager Operator on Red Hat OpenShift aimed at remediation of various vulnerabilities.
cert-manager Operator for Red Hat OpenShift 1.10.3 Red Hat Product Security has rated this update as having a security impact of Important

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

Summary

The cert-manager Operator for Red Hat OpenShift builds on top of Kubernetes, introducing certificate authorities and certificates as first-class resource types in the Kubernetes API. This makes it possible to provide certificates-as-a-service to developers working within your Kubernetes cluster.
Security Fix(es):
* golang: html/template: improper handling of JavaScript whitespace (CVE-2023-24540) * net/http, golang.org/x/net/http2: avoid quadratic complexity in HPACK decoding (CVE-2022-41723) * golang: crypto/tls: large handshake records may cause panics (CVE-2022-41724) * golang: net/http, mime/multipart: denial of service from excessive resource consumption (CVE-2022-41725) * golang: net/http, net/textproto: denial of service from excessive memory allocation (CVE-2023-24534) * golang: net/http, net/textproto, mime/multipart: denial of service from excessive resource consumption (CVE-2023-24536) * golang: go/parser: Infinite loop in parsing (CVE-2023-24537) * golang: html/template: backticks not treated as string delimiters (CVE-2023-24538) * golang: html/template: improper sanitization of CSS values (CVE-2023-24539) * golang: html/template: improper handling of empty HTML attributes (CVE-2023-29400)

Topics%20covered

Topics Covered

security advisory security update Red Hat DoS important service issue cert-manager

References

https://access.redhat.com/security/cve/CVE-2022-28805 https://access.redhat.com/security/cve/CVE-2022-36227 https://access.redhat.com/security/cve/CVE-2022-41723 https://access.redhat.com/security/cve/CVE-2022-41724 https://access.redhat.com/security/cve/CVE-2022-41725 https://access.redhat.com/security/cve/CVE-2023-0464 https://access.redhat.com/security/cve/CVE-2023-0465 https://access.redhat.com/security/cve/CVE-2023-0466 https://access.redhat.com/security/cve/CVE-2023-1255 https://access.redhat.com/security/cve/CVE-2023-2650 https://access.redhat.com/security/cve/CVE-2023-24534 https://access.redhat.com/security/cve/CVE-2023-24536 https://access.redhat.com/security/cve/CVE-2023-24537 https://access.redhat.com/security/cve/CVE-2023-24538 https://access.redhat.com/security/cve/CVE-2023-24539 https://access.redhat.com/security/cve/CVE-2023-24540 https://access.redhat.com/security/cve/CVE-2023-27535 https://access.redhat.com/security/cve/CVE-2023-29400 https://access.redhat.com/security/updates/classification#important

Package List


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:4335-01
Product: Cert Manager support for Red Hat OpenShift
Advisory URL: https://access.redhat.com/errata/RHSA-2023:4335
Issue date: 2023-08-08

Topic

cert-manager Operator for Red Hat OpenShift 1.10.3Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security update Red Hat DoS important service issue cert-manager

Relevant Releases Architectures

Bugs Fixed

2178358 - CVE-2022-41723 net/http, golang.org/x/net/http2: avoid quadratic complexity in HPACK decoding

2178488 - CVE-2022-41725 golang: net/http, mime/multipart: denial of service from excessive resource consumption

2178492 - CVE-2022-41724 golang: crypto/tls: large handshake records may cause panics

2184481 - CVE-2023-24538 golang: html/template: backticks not treated as string delimiters

2184482 - CVE-2023-24536 golang: net/http, net/textproto, mime/multipart: denial of service from excessive resource consumption

2184483 - CVE-2023-24534 golang: net/http, net/textproto: denial of service from excessive memory allocation

2184484 - CVE-2023-24537 golang: go/parser: Infinite loop in parsing

2196026 - CVE-2023-24539 golang: html/template: improper sanitization of CSS values

2196027 - CVE-2023-24540 golang: html/template: improper handling of JavaScript whitespace

2196029 - CVE-2023-29400 golang: html/template: improper handling of empty HTML attributes

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