Important: Red Hat Security Advisory: OpenShift Container Platform 4.21.35 packages and security update

🗓️ 29 Sep 2026 12:32:18Reported by RedHatType

redhat🔗 access.redhat.com👁 3 Views

Red Hat OpenShift Container Platform includes updates for multiple DoS and XSS issues.

Reporter	Title	Published	Views	Family All 1000
IBM Security Bulletins	Security Bulletin: Multiple vulnerabilities affect Data Virtualization on IBM Software Hub (July 2026 - Part 2 of 2)	7 Aug 202601:27	–	ibm
IBM Security Bulletins	Security Bulletin: Impacted IBM Optim for z/OS 1.0.0, 1.1.0 and 1.2.0 by vulnerabilities in jackc/Pgx, cloudflare/cfSSL, x/net	28 Sep 202606:49	–	ibm
IBM Security Bulletins	Security Bulletin: The following vulnerabilities that can affect IBM Storage Scale Cluster Export Services (CES) S3 are now addressed in 5.2.3.9 or higher and 6.0.1.0 or higher	24 Jul 202615:52	–	ibm
IBM Security Bulletins	Security Bulletin: Multiple vulnerabilities in IBM Aspera Faspex	16 Jun 202616:51	–	ibm
IBM Security Bulletins	Security Bulletin: Impacted IBM Optim 1.0.0, 1.1.0 and 1.2.0 by a vulnerability in Go's HTTP/2 transport	21 Sep 202616:50	–	ibm
IBM Security Bulletins	Security Bulletin: IBM Financial Transaction Manager is impacted by multiple vulnerabilities in RedHat Proxy for Kubernetes RBAC authorization	27 Aug 202619:23	–	ibm
IBM Security Bulletins	Security Bulletin: Vulnerability in IBM Sterling Order Management	24 Jun 202611:42	–	ibm
IBM Security Bulletins	Security Bulletin: IBM Instana Observability is affected by multiple vulnerabilities within Instana Agent container image	8 Sep 202617:48	–	ibm
IBM Security Bulletins	Security Bulletin: DataStage on Cloud Pak for Data has several vulnerabilities due to open source software	21 Sep 202613:21	–	ibm
IBM Security Bulletins	Security Bulletin: IBM Maximo Application Suite - Visual Inspection component uses golang.org/x/net-v0.47.0 which is vulnerable to CVE-2026-33814	3 Aug 202611:04	–	ibm

Source	Link
access	www.access.redhat.com/security/updates/classification/
bugzilla	www.bugzilla.redhat.com/show_bug.cgi
bugzilla	www.bugzilla.redhat.com/show_bug.cgi
bugzilla	www.bugzilla.redhat.com/show_bug.cgi
bugzilla	www.bugzilla.redhat.com/show_bug.cgi
bugzilla	www.bugzilla.redhat.com/show_bug.cgi
bugzilla	www.bugzilla.redhat.com/show_bug.cgi
bugzilla	www.bugzilla.redhat.com/show_bug.cgi

30 Sep 2026 02:02Current

5.8Medium risk

Vulners AI Score5.8

CVSS 3.17.5

EPSS0.00781

SSVC

Red Hat OpenShift Container Platform Denial of Service Cross-Site Scripting golang.org/x/net encoding/asn1 html/template