Red Hat Enterprise Linux (golang.org/x/text): Schwachstelle ermöglicht Denial of Service
WID-SEC-2026-3481 · first 21.09.2026 · updated 27.10.2026 · 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
- Red Hat Enterprise Linux Migration Toolkit for Applications
- SUSE Linux
- SUSE openSUSE
- Oracle Linux
- Red Hat Enterprise Linux Advanced Cluster Management for Kubernetes
- 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-2026:69258 vom 2026-09-20 access.redhat.com
- Red Hat Security Advisory RHSA-2026:69928 vom 2026-09-22 access.redhat.com
- Red Hat Security Advisory RHSA-2026:69945 vom 2026-09-22 access.redhat.com
- SUSE Security Update SUSE-SU-2026:23831-1 vom 2026-09-22 lists.suse.com
- Red Hat Security Advisory RHSA-2026:70267 vom 2026-09-22 access.redhat.com
- Oracle Linux Security Advisory ELSA-2026-70201 vom 2026-09-23 linux.oracle.com
- Red Hat Security Advisory RHSA-2026:72879 vom 2026-09-29 access.redhat.com
- Red Hat Security Advisory RHSA-2026:70587 vom 2026-10-01 access.redhat.com
- Red Hat Security Advisory RHSA-2026:74511 vom 2026-10-01 access.redhat.com
- Red Hat Security Advisory RHSA-2026:63307 vom 2026-10-02 access.redhat.com
- SUSE Security Update SUSE-SU-2026:23984-1 vom 2026-10-05 lists.suse.com
- Red Hat Security Advisory RHSA-2026:77269 vom 2026-10-07 access.redhat.com
- Red Hat Security Advisory RHSA-2026:77273 vom 2026-10-07 access.redhat.com
- Red Hat Security Advisory RHSA-2026:82315 vom 2026-10-13 access.redhat.com
- Red Hat Security Advisory RHSA-2026:83013 vom 2026-10-14 access.redhat.com
- Red Hat Security Advisory RHSA-2026:83663 vom 2026-10-16 access.redhat.com
- Red Hat Security Advisory RHSA-2026:83662 vom 2026-10-16 access.redhat.com
- openSUSE Security Update OPENSUSE-SU-2026:22064-1 vom 2026-10-18 lists.opensuse.org
- Red Hat Security Advisory RHSA-2026:85247 vom 2026-10-19 access.redhat.com
- SUSE Security Update SUSE-SU-2026:24213-1 vom 2026-10-20 lists.suse.com
- SUSE Security Update SUSE-SU-2026:4891-1 vom 2026-10-23 lists.suse.com
- Red Hat Security Advisory RHSA-2026:90330 vom 2026-10-27 access.redhat.com
CVE: CVE-2026-56852
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.