Red Hat Enterprise Linux (sg3_utils): Schwachstelle ermöglicht Ausführen von beliebigem Programmcode mit Administratorrechten
WID-SEC-2026-2645 · first 05.08.2026 · updated 08.10.2026 · CVSS 7,6
What it is about
Red Hat Enterprise Linux (RHEL) ist eine populäre Linux-Distribution. Ein Angreifer mit physischem Zugriff kann eine Schwachstelle in Red Hat Enterprise Linux ausnutzen, um beliebigen Programmcode mit Administratorrechten auszuführen.
Under what conditions?
Only with direct access to the device, for example via USB or on site.
What can happen in the worst case
An attacker could use the vulnerability to
- beliebigen Programmcode mit Administratorrechten auszuführen
Am I affected?
Affected according to the BSI:
- Amazon Linux 2
- Red Hat Enterprise Linux
- Red Hat OpenShift Container Platform
- RESF Rocky Linux
- Ubuntu Linux
- Oracle Linux
- Red Hat Enterprise Linux 9
- 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 RHSA-2026:50141 vom 2026-08-04 access.redhat.com
- Red Hat Security Advisory RHSA-2026:50142 vom 2026-08-04 access.redhat.com
- Oracle Linux Security Advisory ELSA-2026-50141 vom 2026-08-05 linux.oracle.com
- Rocky Linux Security Advisory RLSA-2026:50142 vom 2026-08-06 errata.build.resf.org
- Rocky Linux Security Advisory RLSA-2026:50141 vom 2026-08-06 errata.build.resf.org
- Amazon Linux Security Advisory ALAS2-2026-3860 vom 2026-08-18 alas.aws.amazon.com
- Red Hat Security Advisory RHSA-2026:54769 vom 2026-08-18 access.redhat.com
- Rocky Linux Security Advisory RLSA-2026:56130 vom 2026-08-19 errata.build.resf.org
- Red Hat Security Advisory RHSA-2026:56130 vom 2026-08-18 access.redhat.com
- Oracle Linux Security Advisory ELSA-2026-56130 vom 2026-08-19 linux.oracle.com
- Red Hat Security Advisory RHSA-2026:59567 vom 2026-08-25 access.redhat.com
- Red Hat Security Advisory RHSA-2026:59555 vom 2026-08-25 access.redhat.com
- Red Hat Security Advisory RHSA-2026:59568 vom 2026-08-25 access.redhat.com
- Red Hat Security Advisory RHSA-2026:59397 vom 2026-08-25 access.redhat.com
- Red Hat Security Advisory RHSA-2026:61261 vom 2026-08-31 access.redhat.com
- Red Hat Security Advisory RHSA-2026:61260 vom 2026-08-31 access.redhat.com
- Red Hat Security Advisory RHSA-2026:63100 vom 2026-09-08 access.redhat.com
- Red Hat Security Advisory RHSA-2026:63041 vom 2026-09-08 access.redhat.com
- Red Hat Security Advisory RHSA-2026:63044 vom 2026-09-09 access.redhat.com
- Red Hat Security Advisory RHSA-2026:67157 vom 2026-09-14 access.redhat.com
- Red Hat Security Advisory RHSA-2026:65907 vom 2026-09-17 access.redhat.com
- Red Hat Security Advisory RHSA-2026:65851 vom 2026-09-17 access.redhat.com
- Red Hat Security Advisory RHSA-2026:69124 vom 2026-09-21 access.redhat.com
- Red Hat Security Advisory RHSA-2026:67935 vom 2026-09-24 access.redhat.com
- Red Hat Security Advisory RHSA-2026:70586 vom 2026-10-01 access.redhat.com
and 2 more sources in the original advisory
CVE: CVE-2026-16313
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.