[UPDATE] [mittel] Linux Kernel: Schwachstelle ermöglicht Privilegieneskalation und Denial of Service
Ein lokaler Angreifer kann eine Schwachstelle im Linux Kernel für eine Privilegieneskalation ausnutzen, sowie um einen Denial of Service Zustand oder andere, nicht spezifizierte Auswirkungen herbeizuführen.
CSIRTS triage
- What
- A vulnerability in the Linux Kernel allows for privilege escalation and denial of service.
- Who is affected
- Deployments of the Linux Kernel are affected.
- Urgency
- Remediation is important due to the potential for exploitation.
- Action
- Apply the latest security updates for the Linux Kernel.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1756
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Moderate exploitation riskCVE-2026-462423.2% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 87% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-46242 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- unknownexploitedUSN-8728-1: Linux kernel (GCP) vulnerabilitiesubuntu
- unknownMultiples vulnérabilités dans le noyau Linux de SUSE (04 septembre 2026)cert-fr-avis
- unknownSUSE Linux Kernel Multiple Vulnerabilitieshkcert
- unknownUSN-8630-5: Linux kernel (Raspberry Pi) vulnerabilitiesubuntu
- unknownUSN-8669-1: Linux kernel (NVIDIA) vulnerabilitiesubuntu
- unknownUSN-8664-1: Linux kernel (NVIDIA BaseOS) vulnerabilitiesubuntu
- unknownUSN-8663-1: Linux kernel (NVIDIA) vulnerabilitiesubuntu
- unknownUSN-8630-4: Linux kernel (AWS) vulnerabilitiesubuntu
- unknownUSN-8630-3: Linux kernel (Oracle) vulnerabilitiesubuntu
- unknownUSN-8636-2: Linux kernel (Oracle) vulnerabilitiesubuntu
- unknownMultiple vulnerabilities in Ubuntu Linux kernel (August 14, 2026)cert-fr-avis
- unknownUSN-8630-2: Linux kernel vulnerabilitiesubuntu
Recent advisories for Linux Kernel
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- unknownCVE-2026-89773: In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Skip Upda…nvd · 2026-09-11
- unknownCVE-2026-89772: In the Linux kernel, the following vulnerability has been resolved: btrfs: write-protect folio…nvd · 2026-09-11
- unknownCVE-2026-89771: In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix subbuf re…nvd · 2026-09-11
- unknownCVE-2026-89770: In the Linux kernel, the following vulnerability has been resolved: iomap: don't free integrit…nvd · 2026-09-11
- unknownCVE-2026-89769: In the Linux kernel, the following vulnerability has been resolved: clocksource/drivers/nxp-pi…nvd · 2026-09-11
- unknownCVE-2026-89768: In the Linux kernel, the following vulnerability has been resolved: fs: fix user path of neste…nvd · 2026-09-11
More from CERT-Bund (BSI) Security Advisories
- high[UPDATE] [hoch] Red Hat Enterprise Linux (postgis, virtuoso-opensource): Mehrere Schwachstellen2026-09-11
- medium[UPDATE] [mittel] Red Hat Enterprise Linux: Mehrere Schwachstellen2026-09-11
- medium[UPDATE] [mittel] Linux Kernel: Schwachstelle ermöglicht Denial of Service2026-09-11
- medium[UPDATE] [mittel] Linux Kernel: Mehrere Schwachstellen2026-09-11
- high[UPDATE] [hoch] OpenSSL: Mehrere Schwachstellen2026-09-11