Red Hat Enterprise Linux (freeipmi): Schwachstelle ermöglicht Denial of Service
WID-SEC-2026-2228 · first 08.07.2026 · updated 23.09.2026 · CVSS 7,5
What it is about
Red Hat Enterprise Linux (RHEL) ist eine populäre Linux-Distribution. Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Red Hat Enterprise Linux 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:
- Red Hat Enterprise Linux
- Fedora Linux
- Oracle Linux
- RESF Rocky Linux
- SUSE Linux
- Ubuntu Linux
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 8
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 RHSA-2026:36210 vom 2026-07-07 access.redhat.com
- Red Hat Security Advisory RHSA-2026:36211 vom 2026-07-07 access.redhat.com
- Red Hat Security Advisory RHSA-2026:36307 vom 2026-07-07 access.redhat.com
- Oracle Linux Security Advisory ELSA-2026-36210 vom 2026-07-08 linux.oracle.com
- Rocky Linux Security Advisory RLSA-2026:36307 vom 2026-07-08 errata.build.resf.org
- Oracle Linux Security Advisory ELSA-2026-36307 vom 2026-07-08 linux.oracle.com
- Red Hat Security Advisory RHSA-2026:39008 vom 2026-07-13 access.redhat.com
- Rocky Linux Security Advisory RLSA-2026:36211 vom 2026-07-13 errata.build.resf.org
- Rocky Linux Security Advisory RLSA-2026:36210 vom 2026-07-13 errata.build.resf.org
- Red Hat Security Advisory RHSA-2026:39006 vom 2026-07-13 access.redhat.com
- Red Hat Security Advisory RHSA-2026:39007 vom 2026-07-13 access.redhat.com
- Oracle Linux Security Advisory ELSA-2026-36211 vom 2026-07-21 linux.oracle.com
- Ubuntu Security Notice USN-8613-1 vom 2026-07-27 ubuntu.com
- Red Hat Security Advisory RHSA-2026:48826 vom 2026-07-30 access.redhat.com
- Red Hat Security Advisory RHSA-2026:50769 vom 2026-08-05 access.redhat.com
- Red Hat Security Advisory RHSA-2026:50729 vom 2026-08-05 access.redhat.com
- Red Hat Security Advisory RHSA-2026:50772 vom 2026-08-05 access.redhat.com
- Fedora Security Advisory FEDORA-2026-ABE39F1809 vom 2026-09-14 bodhi.fedoraproject.org
- Fedora Security Advisory FEDORA-2026-FEBFD10293 vom 2026-09-14 bodhi.fedoraproject.org
- Fedora Security Advisory FEDORA-2026-66894499B7 vom 2026-09-20 bodhi.fedoraproject.org
- SUSE Security Update SUSE-SU-2026:4277-1 vom 2026-09-22 lists.suse.com
CVE: CVE-2026-50031
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.