CVE catalog
CVE-2025-4563
kubernetes: CVE-2025-4563
- Severity
- Low · CVSS 2.7
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.83% · Oct 25, 2026
A vulnerability exists in the NodeRestriction admission controller where nodes can bypass dynamic resource allocation authorization checks. When the DynamicResourceAllocation feature gate is enabled, the controller properly validates resource claim statuses during pod status updates but fails to perform equivalent validation during pod creation. This allows a compromised node to create mirror pods that access unauthorized dynamic resources, potentially leading to privilege escalation.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | kubernetes | sid | 1.36.4+ds-1 | fixed |
| Debian | kubernetes | forky | 1.36.4+ds-1 | fixed |
| Debian | kubernetes | trixie | 1.32.3+ds-2 | fixed |
| Debian | kubernetes | bookworm | 1.20.5+really1.20.2-1.1+deb12u1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | kubernetes | source | sid | 1.20.5+really1.20.2-1 | not yet assigned | Not reported | Not reported |
| Debian | kubernetes | source | forky | 1.20.5+really1.20.2-1 | not yet assigned | Not reported | Not reported |
| Debian | kubernetes | source | trixie | 1.20.5+really1.20.2-1 | not yet assigned | Not reported | Not reported |
| Debian | kubernetes | source | bookworm | 1.20.5+really1.20.2-1 | not yet assigned | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [kubernetes-client]Fixed
Source package: [kubernetes]
Details (2)
1.20.5+really1.20.2-1.1+deb12u1· amd64 · bookwormFixed · Fixed:
1.20.5+really1.20.2-1dsa · kubernetes · debian · bookworm; dsa · kubernetes · debian · 12
1.20.5+really1.20.2-1.1+deb12u1· arm64 · bookwormFixed · Fixed:
1.20.5+really1.20.2-1dsa · kubernetes · debian · bookworm; dsa · kubernetes · debian · 12
[Debian 13 (Trixie)]
- [golang-k8s-kubectl-dev]Fixed
Source package: [kubernetes]
Details (2)
1.32.3+ds-2· all · trixieFixed · Fixed:
1.20.5+really1.20.2-1dsa · kubernetes · debian · 13
1.32.3+ds-2· all · trixieFixed · Fixed:
1.20.5+really1.20.2-1dsa · kubernetes · debian · 13
- [kubectl]Fixed
Source package: [kubernetes]
Details (2)
1.32.3+ds-2· amd64 · trixieFixed · Fixed:
1.20.5+really1.20.2-1dsa · kubernetes · debian · 13
1.32.3+ds-2· arm64 · trixieFixed · Fixed:
1.20.5+really1.20.2-1dsa · kubernetes · debian · 13
- [kubernetes-client]Fixed
Source package: [kubernetes]
Details (2)
1.32.3+ds-2· amd64 · trixieFixed · Fixed:
1.20.5+really1.20.2-1dsa · kubernetes · debian · 13
1.32.3+ds-2· arm64 · trixieFixed · Fixed:
1.20.5+really1.20.2-1dsa · kubernetes · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2025_15405-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2025-4563]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2025-4563]
- [https://security-tracker.debian.org/tracker/CVE-2025-4563]
- [https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-4563.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-1357.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]