Red Hat OpenShift Virtualization 4 — Vulnerabilities & Security Advisories 8

All 8 CVE vulnerabilities found in Red Hat OpenShift Virtualization 4, with AI-generated Chinese analysis, references, and POCs.

Vendor: Red Hat

CVE ID	Title	CVSS	Severity	Published
CVE-2026-102623	Kubevirt: kubevirt: virt-controller nil-pointer dereference via malformed ephemeral volume CWE-476	6.5	Medium	2026-09-29
CVE-2026-13434	Virt-controller-rhel9: kubevirt: kubevirt: multus default-network annotation injection via unvalidated tenant networkname when externalnetresourceinjection is enabled CWE-20	4.9	Medium	2026-06-26
CVE-2026-13322	Kubevirt: virt-handler-rhel9: kubevirt: unbounded virtio-serial readline in virt-handler causes oom denial of service CWE-770	3.8	Low	2026-06-26
CVE-2026-13318	Virt-api-rhel9: kubevirt: kubevirt: ssrf in virt-api port-forward via unvalidated guest-agent-reported ip CWE-918	6.4	Medium	2026-06-25
CVE-2026-13218	Kubevirt: kubevirt: symlink following in writetocachedfile allows host file overwrite from virt-launcher CWE-61	4.2	Medium	2026-06-25
CVE-2026-13208	Kubevirt: virt-handler-rhel9: kubevirt: virt-handler notify server trusts vmi identity from unauthenticated grpc request body CWE-287	6.5	Medium	2026-06-24
CVE-2026-6383	Kubevirt: kubevirt: unauthorized subresource access due to improper rbac evaluation CWE-863	5.4	Medium	2026-04-15
CVE-2025-14525	Kubevirt: kubevirt: vm administration denial of service via guest agent CWE-770	6.4	Medium	2026-01-26

All 8 known CVE vulnerabilities affecting Red Hat OpenShift Virtualization 4 with full Chinese analysis, references, and POCs where available.