Red Hat Enterprise Linux cockpit-machines: Mehrere Schwachstellen ermöglichen Offenlegung von Informationen
WID-SEC-2026-4118 · first 22.10.2026 · updated 23.10.2026 · CVSS 5,5
What it is about
Red Hat Enterprise Linux (RHEL) ist eine populäre Linux-Distribution. Ein lokaler, authentisierter Angreifer kann mehrere Schwachstellen in Red Hat Enterprise Linux cockpit-machines ausnutzen, um Informationen offenzulegen.
Under what conditions?
Only with access to the device or an account on it. Often the second step after a phishing email.
What can happen in the worst case
An attacker could use the vulnerability to
- Informationen offenzulegen
Am I affected?
Affected according to the BSI:
- Oracle Linux
- Red Hat Enterprise Linux <cockpit-machines-348.1-1.el9_8.src.rpm
- Red Hat Enterprise Linux <cockpit-machines-348.1-1.el9_8.noarch.rpm
- Red Hat Enterprise Linux <cockpit-machines-348.1-1.el10_2.src.rpm
- Red Hat Enterprise Linux <cockpit-machines-348.1-1.el10_2.noarch.rpm
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- Red Hat Enterprise Linux cockpit-machines-348.1-1.el9_8.src.rpm
- Red Hat Enterprise Linux cockpit-machines-348.1-1.el9_8.noarch.rpm
- Red Hat Enterprise Linux cockpit-machines-348.1-1.el10_2.src.rpm
- Red Hat Enterprise Linux cockpit-machines-348.1-1.el10_2.noarch.rpm
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 Security Advisory RHSA-2026:86970 vom 2026-10-21 access.redhat.com
- Red Hat Security Advisory RHSA-2026:86971 vom 2026-10-21 access.redhat.com
- PoC für CVE-2026-4008 bugzilla.redhat.com
- PoC für CVE-2026-92768 bugzilla.redhat.com
- PoC für CVE-2026-92745 bugzilla.redhat.com
- Oracle Linux Security Advisory ELSA-2026-86971 vom 2026-10-21 linux.oracle.com
- Oracle Linux Security Advisory ELSA-2026-86970 vom 2026-10-23 linux.oracle.com
CVE: CVE-2026-92745, CVE-2026-92747, CVE-2026-92768
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.