Red Hat Security Advisory: OpenShift Container Platform 4.17.54 security and extras 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 RPM packages for Red Hat OpenShift Container Platform 4.17.54. See the following advisory for the container images for this release: https://access.redhat.com/errata/RHSA-2026:17598 Security Fix(es): * Kubelet: CRI-O: kube-apiserver: Kubelet, CRI-O, kube-apiserver: Denial of Service via SPDY streaming code (CVE-2026-35469) * google.golang.org/grpc/grpc-go: google.golang.org/grpc/authz: gRPC-Go: Authorization bypass due to improper HTTP/2 path validation (CVE-2026-33186) * wheel: wheel: Privilege Escalation or Arbitrary Code Execution via malicious wheel file unpacking (CVE-2026-24049) 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 4.17 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/4.17/html-single/updating_clusters/index#updating-cluster-cli.
AI Analysis
Technical Summary
This advisory for Red Hat OpenShift Container Platform 4.17.54 addresses three security vulnerabilities: CVE-2026-24049, which allows privilege escalation or arbitrary code execution through malicious wheel file unpacking; CVE-2026-33186, an authorization bypass in gRPC-Go due to improper HTTP/2 path validation; and CVE-2026-35469, a denial of service vulnerability in kube-apiserver's SPDY streaming code affecting Kubelet and CRI-O. The update includes RPM packages and container images to remediate these issues. Red Hat rates the update as having an important security impact and recommends upgrading via the OpenShift CLI or web console.
Potential Impact
The vulnerabilities fixed in this update can lead to privilege escalation or arbitrary code execution (CVE-2026-24049), denial of service conditions (CVE-2026-35469), and authorization bypass (CVE-2026-33186). These issues affect the confidentiality, integrity, and availability of the OpenShift Container Platform environment. Exploitation could allow attackers to gain elevated privileges, disrupt services, or bypass authorization controls within the platform.
Mitigation Recommendations
Red Hat has released updated RPM packages and container images for OpenShift Container Platform 4.17.54 that address these vulnerabilities. Users should upgrade to these updated packages and images through the appropriate release channels using the OpenShift CLI (oc) or web console. Detailed upgrade instructions are available in Red Hat's official documentation. No alternative mitigations are indicated; applying the official update is the recommended remediation.
Red Hat Security Advisory: OpenShift Container Platform 4.17.54 security and extras 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 RPM packages for Red Hat OpenShift Container Platform 4.17.54. See the following advisory for the container images for this release: https://access.redhat.com/errata/RHSA-2026:17598 Security Fix(es): * Kubelet: CRI-O: kube-apiserver: Kubelet, CRI-O, kube-apiserver: Denial of Service via SPDY streaming code (CVE-2026-35469) * google.golang.org/grpc/grpc-go: google.golang.org/grpc/authz: gRPC-Go: Authorization bypass due to improper HTTP/2 path validation (CVE-2026-33186) * wheel: wheel: Privilege Escalation or Arbitrary Code Execution via malicious wheel file unpacking (CVE-2026-24049) 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 4.17 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/4.17/html-single/updating_clusters/index#updating-cluster-cli.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory for Red Hat OpenShift Container Platform 4.17.54 addresses three security vulnerabilities: CVE-2026-24049, which allows privilege escalation or arbitrary code execution through malicious wheel file unpacking; CVE-2026-33186, an authorization bypass in gRPC-Go due to improper HTTP/2 path validation; and CVE-2026-35469, a denial of service vulnerability in kube-apiserver's SPDY streaming code affecting Kubelet and CRI-O. The update includes RPM packages and container images to remediate these issues. Red Hat rates the update as having an important security impact and recommends upgrading via the OpenShift CLI or web console.
Potential Impact
The vulnerabilities fixed in this update can lead to privilege escalation or arbitrary code execution (CVE-2026-24049), denial of service conditions (CVE-2026-35469), and authorization bypass (CVE-2026-33186). These issues affect the confidentiality, integrity, and availability of the OpenShift Container Platform environment. Exploitation could allow attackers to gain elevated privileges, disrupt services, or bypass authorization controls within the platform.
Mitigation Recommendations
Red Hat has released updated RPM packages and container images for OpenShift Container Platform 4.17.54 that address these vulnerabilities. Users should upgrade to these updated packages and images through the appropriate release channels using the OpenShift CLI (oc) or web console. Detailed upgrade instructions are available in Red Hat's official documentation. No alternative mitigations are indicated; applying the official update is the recommended remediation.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:17599
- Cve Count
- 3
- Additional Cves
- ["CVE-2026-33186","CVE-2026-35469"]
- Cvss Version
- 3.1
Threat ID: 6a160955e29bf47b5061a742
Added to database: 05/26/2026, 20:57:57 UTC
Last enriched: 07/30/2026, 07:40:22 UTC
Last updated: 07/31/2026, 19:30:09 UTC
Views: 54
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