Red Hat Enterprise Linux (pki-core und dogtag-pki): Mehrere Schwachstellen
WID-SEC-2026-3662 · first 30.09.2026 · updated 21.10.2026 · CVSS 8,1
What it is about
Red Hat Enterprise Linux (RHEL) ist eine populäre Linux-Distribution. Ein Angreifer kann mehrere Schwachstellen in Red Hat Enterprise Linux (pki-core und dogtag-pki) ausnutzen, um beliebigen Programmcode auszuführen, und um Daten zu manipulieren.
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
- beliebigen Programmcode auszuführen
- Daten zu manipulieren
Am I affected?
Affected according to the BSI:
- Red Hat Enterprise Linux
- RESF Rocky 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-2026:73765 vom 2026-09-29 access.redhat.com
- Red Hat Security Advisory RHSA-2026:73766 vom 2026-09-29 access.redhat.com
- Oracle Linux Security Advisory ELSA-2026-73765 vom 2026-09-30 linux.oracle.com
- Oracle Linux Security Advisory ELSA-2026-73766 vom 2026-09-30 linux.oracle.com
- Rocky Linux Security Advisory RLSA-2026:73765 vom 2026-10-01 errata.build.resf.org
- Rocky Linux Security Advisory RLSA-2026:73766 vom 2026-10-01 errata.build.resf.org
- Rocky Linux Security Advisory RLSA-2026:75573 vom 2026-10-05 errata.build.resf.org
- Red Hat Security Advisory RHSA-2026:75573 vom 2026-10-05 access.redhat.com
- Oracle Linux Security Advisory ELSA-2026-75573 vom 2026-10-09 linux.oracle.com
- Red Hat Security Advisory RHSA-2026:86621 vom 2026-10-21 access.redhat.com
- Red Hat Security Advisory RHSA-2026:86625 vom 2026-10-21 access.redhat.com
- Red Hat Security Advisory RHSA-2026:86623 vom 2026-10-21 access.redhat.com
CVE: CVE-2026-76561, CVE-2026-80110
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.