Red Hat OpenShift (github.com/sirupsen/logrus): Schwachstelle ermöglicht Denial of Service
WID-SEC-2026-0114 · first 15.01.2026 · updated 27.07.2026 · CVSS 7,5
What it is about
Red Hat OpenShift ist eine "Platform as a Service" (PaaS) Lösung zur Bereitstellung von Applikationen in der Cloud. Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Red Hat OpenShift ausnutzen, um einen Denial of Service Angriff durchzuführen.
Under what conditions?
Over the network and without logging in. This is the most dangerous combination: attackers can scan reachable devices automatically.
What can happen in the worst case
An attacker could use the vulnerability to
- einen Denial of Service Angriff durchzuführen
Am I affected?
Affected according to the BSI:
- Amazon Linux 2
- Red Hat Enterprise Linux
- Fedora Linux
- SUSE Linux
- Oracle Linux
- RESF Rocky Linux
- Red Hat OpenShift <4.18.31
- Red Hat OpenShift Container Platform <4.21.1
- Red Hat OpenShift Container Platform <4.12.85
- Red Hat OpenShift Container Platform <4.19.24
- Red Hat OpenShift Container Platform <4.17.49
- Red Hat OpenShift Container Platform <4.16.57
and 12 more
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- Red Hat OpenShift 4.18.31
- Red Hat OpenShift Container Platform 4.21.1
- Red Hat OpenShift Container Platform 4.12.85
- Red Hat OpenShift Container Platform 4.19.24
- Red Hat OpenShift Container Platform 4.17.49
- Red Hat OpenShift Container Platform 4.16.57
- Red Hat OpenShift Container Platform 4.18.34
- Red Hat OpenShift Container Platform 4.14.62
- Red Hat OpenShift Container Platform 4.20.16
- Red Hat OpenShift Container Platform 4.17.51
- Red Hat OpenShift Container Platform 4.19.26
- Red Hat OpenShift Container Platform 4.15.62
Is the vulnerability already being exploited?
None of the CVEs is in the CISA catalogue of exploited vulnerabilities. That does not mean there are no attacks, only that none are documented.
Information and sources
- Original BSI advisory (WID)
- Red Hat Product Security Advisory vom 2026-01-14 access.redhat.com
- Red Hat Security Advisory RHSA-2026:0327 vom 2026-01-15 access.redhat.com
- Amazon Linux Security Advisory ALAS2DOCKER-2026-095 vom 2026-01-22 alas.aws.amazon.com
- Amazon Linux Security Advisory ALAS2ECS-2026-094 vom 2026-01-22 alas.aws.amazon.com
- Amazon Linux Security Advisory ALAS2NITRO-ENCLAVES-2026-085 vom 2026-01-22 alas.aws.amazon.com
- Red Hat Security Advisory RHSA-2026:0701 vom 2026-01-22 access.redhat.com
- SUSE Security Update SUSE-SU-2026:0292-1 vom 2026-01-26 lists.opensuse.org
- Red Hat Security Advisory RHSA-2026:1004 vom 2026-01-30 access.redhat.com
- Red Hat Security Advisory RHSA-2026:1555 vom 2026-02-04 access.redhat.com
- Red Hat Security Advisory RHSA-2026:1062 vom 2026-02-03 access.redhat.com
- Red Hat Security Advisory RHSA-2026:1577 vom 2026-02-04 access.redhat.com
- Red Hat Security Advisory RHSA-2026:1556 vom 2026-02-04 access.redhat.com
- Red Hat Security Advisory RHSA-2026:1552 vom 2026-02-04 access.redhat.com
- Red Hat Security Advisory RHSA-2026:1540 vom 2026-02-05 access.redhat.com
- Red Hat Security Advisory RHSA-2026:2130 vom 2026-02-10 access.redhat.com
- Red Hat Security Advisory RHSA-2026:2129 vom 2026-02-10 access.redhat.com
- Red Hat Security Advisory RHSA-2026:2119 vom 2026-02-11 access.redhat.com
- Red Hat Security Advisory RHSA-2026:2120 vom 2026-02-11 access.redhat.com
- Red Hat Security Advisory RHSA-2026:2079 vom 2026-02-11 access.redhat.com
- Red Hat Security Advisory RHSA-2026:2078 vom 2026-02-11 access.redhat.com
- Red Hat Security Advisory RHSA-2026:2520 vom 2026-02-11 access.redhat.com
- Red Hat Security Advisory RHSA-2026:2519 vom 2026-02-11 access.redhat.com
- Fedora Security Advisory FEDORA-2026-439AF2CC95 vom 2026-02-11 bodhi.fedoraproject.org
- Fedora Security Advisory FEDORA-2026-ADBFEBD04B vom 2026-02-11 bodhi.fedoraproject.org
- Red Hat Security Advisory RHSA-2026:2066 vom 2026-02-12 access.redhat.com
and 60 more sources in the original advisory
CVE: CVE-2025-65637
Source: BSI warning and information service (CERT-Bund); CISA. The assessment of the conditions is my reading of the BSI text; the external pages are in their original language.