Linux Kernel (ntfs3): Schwachstelle ermöglicht Offenlegung von Informationen
WID-SEC-2024-1939 · first 28.08.2024 · updated 22.09.2026 · CVSS 5,5
What it is about
Der Kernel stellt den Kern des Linux Betriebssystems dar. Ein lokaler Angreifer kann eine Schwachstelle in Linux Kernel ausnutzen, um Informationen offenzulegen.
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
- Informationen offenzulegen
Am I affected?
Affected according to the BSI:
- Debian Linux
- Open Source Linux Kernel <6.5.11
- Ubuntu Linux
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- Open Source Linux Kernel 6.5.11
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)
- GitHub Security Advisory GHSA-9477-m2w2-6wg3 vom 2024-08-27 github.com
- Debian Security Advisory DLA-4008 vom 2025-01-03 lists.debian.org
- Ubuntu Security Notice USN-8575-1 vom 2026-07-21 ubuntu.com
- Ubuntu Security Notice USN-8576-1 vom 2026-07-21 ubuntu.com
- Ubuntu Security Notice USN-8575-2 vom 2026-07-23 ubuntu.com
- Ubuntu Security Notice USN-8597-1 vom 2026-07-23 ubuntu.com
- Ubuntu Security Notice USN-8576-2 vom 2026-07-23 ubuntu.com
- Ubuntu Security Notice USN-8575-3 vom 2026-07-24 ubuntu.com
- Ubuntu Security Notice USN-8610-1 vom 2026-07-24 ubuntu.com
- Ubuntu Security Notice USN-8620-1 vom 2026-07-28 ubuntu.com
- Ubuntu Security Notice USN-8620-2 vom 2026-07-29 ubuntu.com
- Ubuntu Security Notice USN-8620-3 vom 2026-07-31 ubuntu.com
- Ubuntu Security Notice USN-8620-4 vom 2026-07-31 ubuntu.com
- Ubuntu Security Notice USN-8668-1 vom 2026-08-21 ubuntu.com
- Ubuntu Security Notice USN-8668-2 vom 2026-09-21 ubuntu.com
CVE: CVE-2023-45896
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.