Red Hat Enterprise Linux (c-ares): Schwachstelle ermöglicht Denial of Service
WID-SEC-2024-1337 · first 12.06.2024 · updated 14.09.2026 · CVSS 4,4
What it is about
Red Hat Enterprise Linux (RHEL) ist eine populäre Linux-Distribution. Ein lokaler Angreifer kann eine Schwachstelle im "c-ares" Paket von Red Hat Enterprise Linux ausnutzen, um einen Denial of Service Angriff durchzuführen.
Under what conditions?
Only with access to the device or an account on it. Often the second step after a phishing email.
What can happen in the worst case
An attacker could use the vulnerability to
- einen Denial of Service Angriff durchzuführen
Am I affected?
Affected according to the BSI:
- IBM DataPower Gateway
- Red Hat Enterprise Linux
- Oracle Linux
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- IBM QRadar SIEM <7.5.0 UP9 IF03
- SUSE Linux
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- IBM QRadar SIEM 7.5.0 UP9 IF03
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 vom 2024-06-11 access.redhat.com
- Oracle Linux Security Advisory ELSA-2024-3842 vom 2024-06-13 linux.oracle.com
- Red Hat Security Advisory RHSA-2024:4249 vom 2024-07-03 access.redhat.com
- Oracle Linux Security Advisory ELSA-2024-4249 vom 2024-07-03 linux.oracle.com
- Red Hat Security Advisory RHSA-2024:4321 vom 2024-07-10 access.redhat.com
- Red Hat Security Advisory RHSA-2024:4559 vom 2024-07-16 access.redhat.com
- Red Hat Security Advisory RHSA-2024:4721 vom 2024-07-23 access.redhat.com
- IBM Security Bulletin 7168815 vom 2024-09-18 www.ibm.com
- IBM Security Bulletin 7253761 vom 2025-12-04 www.ibm.com
- SUSE Security Update SUSE-SU-2026:4021-1 vom 2026-09-12 lists.suse.com
CVE: CVE-2024-25629
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.