Red Hat Enterprise Linux (corosync): Schwachstelle ermöglicht Codeausführung
WID-SEC-2025-1041 · first 14.05.2025 · updated 28.04.2026 · CVSS 9,8
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 in Corosync ausnutzen, um beliebigen Programmcode auszuführen.
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
- beliebigen Programmcode auszuführen
Am I affected?
Affected according to the BSI:
- Red Hat Enterprise Linux
- Fedora Linux
- Oracle Linux
- IBM License Metric Tool
- HCL Commerce
- IBM MQ
- RESF Rocky Linux
- Red Hat Enterprise Linux corosync
- IBM MQ <LTS 9.3.0.30
- IBM MQ <LTS 9.1.0.29
- IBM MQ <LTS 9.2.0.36
- IBM MQ <CD 9.4.3
and 1 more
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- IBM MQ LTS 9.3.0.30
- IBM MQ LTS 9.1.0.29
- IBM MQ LTS 9.2.0.36
- IBM MQ CD 9.4.3
- IBM DB2 V12.1.2
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-2025:7201 vom 2025-05-13 access.redhat.com
- Red Hat Security Advisory RHSA-2025:7478 vom 2025-05-13 access.redhat.com
- Fedora Security Advisory FEDORA-EPEL-2025-EC0EDA053A vom 2025-05-22 bodhi.fedoraproject.org
- IBM Security Bulletin 7238314 vom 2025-06-27 www.ibm.com
- Oracle Linux Security Advisory ELSA-2025-7478 vom 2025-07-02 linux.oracle.com
- IBM Security Bulletin 7240431 vom 2025-07-23 www.ibm.com
- IBM Security Bulletin 7240977 vom 2025-07-29 www.ibm.com
- Rocky Linux Security Advisory RLSA-2025:7201 vom 2025-10-04 errata.build.resf.org
- Rocky Linux Security Advisory RLSA-2025:7478 vom 2025-10-03 errata.build.resf.org
- HCL Security Bulletin vom 2025-10-24 support.hcl-software.com
- IBM Security Bulletin 7270885 vom 2026-04-27 www.ibm.com
CVE: CVE-2025-30472
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.