Red Hat Security Advisory: OpenShift Container Platform 4.16.42 bug fix and security update
Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This advisory contains the container images for Red Hat OpenShift Container Platform 4.16.42. See the following advisory for the RPM packages for this release: https://access.redhat.com/errata/RHBA-2025:8557 Space precludes documenting all of the container images in this advisory. See the following Release Notes documentation, which will be updated shortly for this release, for details about these changes: https://docs.redhat.com/en/documentation/openshift_container_platform/4.16/html/release_notes/ Security Fix(es): * golang.org/x/net/html: Non-linear parsing of case-insensitive content in golang.org/x/net/html (CVE-2024-45338) * golang.org/x/oauth2/jws: Unexpected memory consumption during token parsing in golang.org/x/oauth2/jws (CVE-2025-22868) * golang-jwt/jwt: jwt-go allows excessive memory allocation during header parsing (CVE-2025-30204) * openshift-console: OpenShift Console: Server-Side Request Forgery (CVE-2024-6538) 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. All OpenShift Container Platform 4.16 users are advised to upgrade to these updated packages and images when they are available in the appropriate release channel. To check for available updates, use the OpenShift CLI (oc) or web console. Instructions for upgrading a cluster are available at https://docs.redhat.com/en/documentation/openshift_container_platform/4.16/html-single/updating_clusters/index#updating-cluster-cli.
AI Analysis
Technical Summary
This advisory covers security fixes in Red Hat OpenShift Container Platform 4.16.42, including CVE-2024-6538, a Server-Side Request Forgery vulnerability in the OpenShift Console component, as well as memory consumption vulnerabilities in golang.org/x/oauth2/jws (CVE-2025-22868) and golang-jwt/jwt (CVE-2025-30204). The update also addresses a non-linear parsing issue in golang.org/x/net/html (CVE-2024-45338). These vulnerabilities could lead to resource exhaustion or unauthorized requests within the platform. The advisory provides updated container images and instructions for upgrading clusters to remediate these issues.
Potential Impact
The vulnerabilities fixed in this update include a Server-Side Request Forgery (SSRF) in the OpenShift Console, which could allow an attacker to induce the server to make unintended requests, and memory consumption issues in token parsing libraries that could lead to excessive resource usage. These issues pose a high security risk by potentially enabling denial of service or unauthorized internal network access within affected OpenShift Container Platform 4.16 deployments prior to 4.16.42.
Mitigation Recommendations
A fix is available in Red Hat OpenShift Container Platform version 4.16.42. Users should upgrade their OpenShift Container Platform 4.16 clusters to version 4.16.42 or later using the OpenShift CLI (oc) or web console as per Red Hat's official upgrade instructions. This update includes patched container images and RPM packages that address the listed vulnerabilities. No additional mitigations are indicated beyond applying the official update.
Red Hat Security Advisory: OpenShift Container Platform 4.16.42 bug fix and security update
Description
Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This advisory contains the container images for Red Hat OpenShift Container Platform 4.16.42. See the following advisory for the RPM packages for this release: https://access.redhat.com/errata/RHBA-2025:8557 Space precludes documenting all of the container images in this advisory. See the following Release Notes documentation, which will be updated shortly for this release, for details about these changes: https://docs.redhat.com/en/documentation/openshift_container_platform/4.16/html/release_notes/ Security Fix(es): * golang.org/x/net/html: Non-linear parsing of case-insensitive content in golang.org/x/net/html (CVE-2024-45338) * golang.org/x/oauth2/jws: Unexpected memory consumption during token parsing in golang.org/x/oauth2/jws (CVE-2025-22868) * golang-jwt/jwt: jwt-go allows excessive memory allocation during header parsing (CVE-2025-30204) * openshift-console: OpenShift Console: Server-Side Request Forgery (CVE-2024-6538) 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. All OpenShift Container Platform 4.16 users are advised to upgrade to these updated packages and images when they are available in the appropriate release channel. To check for available updates, use the OpenShift CLI (oc) or web console. Instructions for upgrading a cluster are available at https://docs.redhat.com/en/documentation/openshift_container_platform/4.16/html-single/updating_clusters/index#updating-cluster-cli.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory covers security fixes in Red Hat OpenShift Container Platform 4.16.42, including CVE-2024-6538, a Server-Side Request Forgery vulnerability in the OpenShift Console component, as well as memory consumption vulnerabilities in golang.org/x/oauth2/jws (CVE-2025-22868) and golang-jwt/jwt (CVE-2025-30204). The update also addresses a non-linear parsing issue in golang.org/x/net/html (CVE-2024-45338). These vulnerabilities could lead to resource exhaustion or unauthorized requests within the platform. The advisory provides updated container images and instructions for upgrading clusters to remediate these issues.
Potential Impact
The vulnerabilities fixed in this update include a Server-Side Request Forgery (SSRF) in the OpenShift Console, which could allow an attacker to induce the server to make unintended requests, and memory consumption issues in token parsing libraries that could lead to excessive resource usage. These issues pose a high security risk by potentially enabling denial of service or unauthorized internal network access within affected OpenShift Container Platform 4.16 deployments prior to 4.16.42.
Mitigation Recommendations
A fix is available in Red Hat OpenShift Container Platform version 4.16.42. Users should upgrade their OpenShift Container Platform 4.16 clusters to version 4.16.42 or later using the OpenShift CLI (oc) or web console as per Red Hat's official upgrade instructions. This update includes patched container images and RPM packages that address the listed vulnerabilities. No additional mitigations are indicated beyond applying the official update.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2025:8556
- Cve Count
- 4
- Additional Cves
- ["CVE-2024-45338","CVE-2025-22868","CVE-2025-30204"]
Threat ID: 6a160971e29bf47b50638ed6
Added to database: 05/26/2026, 20:58:25 UTC
Last enriched: 08/14/2026, 22:00:29 UTC
Last updated: 09/10/2026, 19:24:54 UTC
Views: 77
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