Red Hat Enterprise Linux (fontforge): Schwachstelle ermöglicht Codeausführung
WID-SEC-2026-0967 · first 07.04.2026 · updated 29.04.2026 · CVSS 8,8
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 (fontforge) 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
- SUSE Linux
- Oracle Linux
- SUSE openSUSE
- RESF Rocky Linux
- Red Hat Enterprise Linux <10
- Red Hat Enterprise Linux <9
- Red Hat Enterprise Linux Extended Update Support <9.6
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux Extended Update Support 9.6
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-2026:6628 vom 2026-04-06 access.redhat.com
- Red Hat Security Advisory RHSA-2026:6631 vom 2026-04-06 access.redhat.com
- Red Hat Security Advisory RHSA-2026:6635 vom 2026-04-06 access.redhat.com
- Red Hat Security Advisory RHSA-2026:7001 vom 2026-04-08 access.redhat.com
- Rocky Linux Security Advisory RLSA-2026:6628 vom 2026-04-08 errata.build.resf.org
- Oracle Linux Security Advisory ELSA-2026-6628 vom 2026-04-07 linux.oracle.com
- Oracle Linux Security Advisory ELSA-2026-6631 vom 2026-04-08 linux.oracle.com
- Rocky Linux Security Advisory RLSA-2026:6631 vom 2026-04-09 errata.build.resf.org
- Red Hat Security Advisory RHSA-2026:7677 vom 2026-04-13 access.redhat.com
- openSUSE Security Update OPENSUSE-SU-2026:10513-1 vom 2026-04-10 lists.opensuse.org
- Rocky Linux Security Advisory RLSA-2026:7677 vom 2026-04-14 errata.build.resf.org
- Oracle Linux Security Advisory ELSA-2026-7677 vom 2026-04-14 linux.oracle.com
- Red Hat Security Advisory RHSA-2026:8875 vom 2026-04-20 access.redhat.com
- SUSE Security Update SUSE-SU-2026:1636-1 vom 2026-04-28 lists.suse.com
- SUSE Security Update SUSE-SU-2026:21375-1 vom 2026-04-28 lists.suse.com
CVE: CVE-2025-15270
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.