Red Hat Enterprise Linux (OpenEXR): Mehrere Schwachstellen
WID-SEC-2026-3923 · first 14.10.2026 · updated 23.10.2026 · CVSS 7,1
What it is about
Red Hat Enterprise Linux (RHEL) ist eine populäre Linux-Distribution. Ein Angreifer kann mehrere Schwachstellen in Red Hat Enterprise Linux ausnutzen, um einen Denial of Service Angriff durchzuführen, vertrauliche Informationen offenzulegen oder beliebigen Code auszuführen.
Under what conditions?
The BSI does not name any particular preconditions. Exploitable remotely according to the BSI.
What can happen in the worst case
An attacker could use the vulnerability to
- einen Denial of Service Angriff durchzuführen
- vertrauliche Informationen offenzulegen oder beliebigen Code auszuführen
Am I affected?
Affected according to the BSI:
- Red Hat Enterprise Linux
- RESF Rocky Linux
- Oracle Linux
- 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-2026:82345 vom 2026-10-13 access.redhat.com
- Rocky Linux Security Advisory RLSA-2026:82345 vom 2026-10-14 errata.build.resf.org
- Oracle Linux Security Advisory ELSA-2026-82345 vom 2026-10-14 linux.oracle.com
- Rocky Linux Security Advisory RLSA-2026:84796 vom 2026-10-20 errata.build.resf.org
- Rocky Linux Security Advisory RLSA-2026:86983 vom 2026-10-22 errata.build.resf.org
- Oracle Linux Security Advisory ELSA-2026-84796 vom 2026-10-21 linux.oracle.com
- Red Hat Security Advisory RHSA-2026:86983 vom 2026-10-21 access.redhat.com
- Oracle Linux Security Advisory ELSA-2026-86983 vom 2026-10-22 linux.oracle.com
CVE: CVE-2026-59184, CVE-2026-59186, CVE-2026-59189, CVE-2026-59981, CVE-2026-68515
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.