Red Hat Enterprise Linux's oniguruma, tcpslice, c-ares: Mehrere Schwachstellen
WID-SEC-2024-0218 · first 26.01.2024 · updated 22.10.2026 · CVSS 7,5
What it is about
Red Hat Enterprise Linux (RHEL) ist eine populäre Linux-Distribution. Ein entfernter Angreifer kann mehrere Schwachstellen in Red Hat Enterprise Linux ausnutzen, um einen Denial-of-Service-Zustand zu erzeugen, beliebigen Code auszuführen oder sensible Informationen offenzulegen.
Under what conditions?
Over the network.
What can happen in the worst case
An attacker could use the vulnerability to
- einen Denial-of-Service-Zustand zu erzeugen
- beliebigen Code auszuführen oder sensible Informationen offenzulegen
Am I affected?
Affected according to the BSI:
- Red Hat Enterprise Linux
- Oracle Linux
- IBM QRadar SIEM 7.5
- RESF Rocky Linux
- Red Hat Enterprise Linux Oniguruma <6.9.4_rc2
- Red Hat Enterprise Linux tcpslice <1.5
- Red Hat Enterprise Linux c-ares <1.17.0
- Dell NetWorker vProxy<19.9.0.4
- Dell NetWorker vProxy<19.10
- Ubuntu Linux
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 Oniguruma 6.9.4_rc2
- Red Hat Enterprise Linux tcpslice 1.5
- Red Hat Enterprise Linux c-ares 1.17.0
- Dell NetWorker vProxy19.9.0.4
- Dell NetWorker vProxy19.10
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)
- RedHat Security Advisory vom 2024-01-25 access.redhat.com
- RedHat Security Advisory vom 2024-01-25 access.redhat.com
- RedHat Security Advisory vom 2024-01-25 access.redhat.com
- Red Hat Security Advisory RHSA-2024:1090 vom 2024-03-05 access.redhat.com
- DELL Security Update www.dell.com
- Oracle Linux Security Advisory ELSA-2024-0769 vom 2024-02-14 linux.oracle.com
- Red Hat Security Advisory RHSA-2024:0572 vom 2024-01-30 access.redhat.com
- Red Hat Security Advisory RHSA-2024:0571 vom 2024-01-30 access.redhat.com
- Red Hat Security Advisory RHSA-2024:0578 vom 2024-01-30 access.redhat.com
- Red Hat Security Advisory RHSA-2024:0889 vom 2024-02-20 access.redhat.com
- Oracle Linux Security Advisory ELSA-2024-0889 vom 2024-02-21 linux.oracle.com
- Rocky Linux Security Advisory RLSA-2024:0769 vom 2024-03-12 errata.build.resf.org
- Red Hat Security Advisory RHSA-2024:0769 vom 2024-02-12 access.redhat.com
- IBM Security Bulletin 7148094 vom 2024-04-11 www.ibm.com
- Red Hat Security Advisory RHSA-2024:2211 vom 2024-04-30 access.redhat.com
- Rocky Linux Security Advisory RLSA-2024:2211 vom 2025-05-07 errata.build.resf.org
- Red Hat Security Advisory RHSA-2025:7539 vom 2025-05-14 access.redhat.com
- Oracle Linux Security Advisory ELSA-2025-7539 vom 2025-05-19 linux.oracle.com
- Oracle Linux Security Advisory ELSA-2026-73519 vom 2026-10-09 linux.oracle.com
- Ubuntu Security Notice USN-8951-1 vom 2026-10-21 ubuntu.com
CVE: CVE-2019-13224, CVE-2019-16163, CVE-2019-19012, CVE-2019-19203, CVE-2019-19204, CVE-2021-41043, CVE-2020-22217
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.