Red Hat Enterprise Linux (udisks): Mehrere Schwachstellen
WID-SEC-2026-0554 · first 02.03.2026 · updated 26.03.2026 · CVSS 7,1
What it is about
Red Hat Enterprise Linux (RHEL) ist eine populäre Linux-Distribution. Ein lokaler Angreifer kann mehrere Schwachstellen in Red Hat Enterprise Linux in der Komponente "udisks" ausnutzen, um Dateien zu manipulieren, einen Denial-of-Service-Zustand zu verursachen und vertrauliche 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
- Dateien zu manipulieren
- einen Denial-of-Service-Zustand zu verursachen
- vertrauliche Informationen offenzulegen
Am I affected?
Affected according to the BSI:
- Red Hat Enterprise Linux
- Oracle Linux
- RESF Rocky Linux
- Red Hat Enterprise Linux 10
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Install the updates provided by the vendor; details in the sources below.
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 vom 2026-03-01 access.redhat.com
- Oracle Linux Security Advisory ELSA-2026-3476 vom 2026-03-02 linux.oracle.com
- Rocky Linux Security Advisory RLSA-2026:3476 vom 2026-03-05 errata.build.resf.org
- Red Hat Security Advisory RHSA-2026:5831 vom 2026-03-25 access.redhat.com
CVE: CVE-2026-26103, CVE-2026-26104
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.