Red Hat Enterprise Linux (libsoup): Schwachstelle ermöglicht Offenlegung von Informationen
WID-SEC-2026-1409 · first 07.05.2026 · updated 22.10.2026 · CVSS 8,2
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 (libsoup) ausnutzen, um Informationen offenzulegen.
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
- Informationen offenzulegen
Am I affected?
Affected according to the BSI:
- Red Hat Enterprise Linux
- Fedora Linux
- Oracle Linux
- RESF Rocky Linux
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux 10.0 Extended Update Support
- RESF Rocky Linux 10
- Ubuntu Linux
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)
- Oracle Linux Security Advisory ELSA-2026-24722 vom 2026-06-30 linux.oracle.com
- RedHat Security Advisory vom 2026-05-06 access.redhat.com
- Oracle Linux Security Advisory ELSA-2026-14087 vom 2026-05-07 linux.oracle.com
- Rocky Linux Security Advisory RLSA-2026:13978 vom 2026-05-07 errata.build.resf.org
- Red Hat Security Advisory RHSA-2026:15968 vom 2026-05-11 access.redhat.com
- Oracle Linux Security Advisory ELSA-2026-15968 vom 2026-05-11 linux.oracle.com
- Rocky Linux Security Advisory RLSA-2026:15968 vom 2026-05-13 errata.build.resf.org
- Red Hat Security Advisory RHSA-2026:17482 vom 2026-05-14 access.redhat.com
- Fedora Security Advisory FEDORA-2026-37298D3095 vom 2026-05-19 bodhi.fedoraproject.org
- Red Hat Security Advisory RHSA-2026:19356 vom 2026-05-20 access.redhat.com
- Red Hat Security Advisory RHSA-2026:19143 vom 2026-05-19 access.redhat.com
- Fedora Security Advisory FEDORA-2026-CE6CAB40AC vom 2026-05-20 bodhi.fedoraproject.org
- Red Hat Security Advisory RHSA-2026:21686 vom 2026-05-28 access.redhat.com
- Red Hat Security Advisory RHSA-2026:22317 vom 2026-06-01 access.redhat.com
- Red Hat Security Advisory RHSA-2026:22316 vom 2026-06-01 access.redhat.com
- Red Hat Security Advisory RHSA-2026:22323 vom 2026-06-01 access.redhat.com
- Red Hat Security Advisory RHSA-2026:22710 vom 2026-06-03 access.redhat.com
- Red Hat Security Advisory RHSA-2026:22716 vom 2026-06-03 access.redhat.com
- Red Hat Security Advisory RHSA-2026:24344 vom 2026-06-08 access.redhat.com
- Red Hat Security Advisory RHSA-2026:24722 vom 2026-06-09 access.redhat.com
- Oracle Linux Security Advisory ELSA-2026-19356 vom 2026-06-24 linux.oracle.com
- Ubuntu Security Notice USN-8523-1 vom 2026-07-09 ubuntu.com
- Oracle Linux Security Advisory ELSA-2026-19143 vom 2026-07-17 linux.oracle.com
- Oracle Linux Security Advisory ELSA-2026-68235 vom 2026-09-17 linux.oracle.com
- Oracle Linux Security Advisory ELSA-2026-83618 vom 2026-10-16 linux.oracle.com
and 1 more sources in the original advisory
CVE: CVE-2026-5119
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.