[UPDATE] [high] Linux Kernel: Multiple vulnerabilities

highCVE-2026-52914 CVE-2026-52915 CVE-2026-52916 CVE-2026-52917 CVE-2026-52918 CVE-2026-52919

An attacker can exploit multiple vulnerabilities in the Linux Kernel to trigger a denial-of-service attack or conduct other unspecified attacks.

CSIRTS triage

vendor: Linux product: Linux Kernel Denial of service

What: Multiple vulnerabilities in the Linux Kernel can trigger denial-of-service attacks.
Who is affected: Deployments of the Linux Kernel are affected by these vulnerabilities.
Urgency: Remediation is urgent due to the high severity and potential for exploitation.
Action: Apply the latest patches for the Linux Kernel.

AI-assisted analysis generated from the source advisory — verify against the original.

⚡ Watch Linux Kernel

Get an email when a new Linux Kernel advisory drops — max one per day, one-click unsubscribe.

Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: high
Published: 2026-08-25
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2056

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.

Low exploitation riskCVE-2026-529140.51% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 42% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-529150.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-529160.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-529170.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-529180.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 18% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-529190.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-529200.30% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 23% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-529210.11% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-529260.11% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-529270.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-52914	coverage & exploitation status	NVD · CVE.org
CVE-2026-52915	coverage & exploitation status	NVD · CVE.org
CVE-2026-52916	coverage & exploitation status	NVD · CVE.org
CVE-2026-52917	coverage & exploitation status	NVD · CVE.org
CVE-2026-52918	coverage & exploitation status	NVD · CVE.org
CVE-2026-52919	coverage & exploitation status	NVD · CVE.org
CVE-2026-52920	coverage & exploitation status	NVD · CVE.org
CVE-2026-52921	coverage & exploitation status	NVD · CVE.org
CVE-2026-52926	coverage & exploitation status	NVD · CVE.org
CVE-2026-52927	coverage & exploitation status	NVD · CVE.org
CVE-2026-52928	coverage & exploitation status	NVD · CVE.org
CVE-2026-52929	coverage & exploitation status	NVD · CVE.org
CVE-2026-52930	coverage & exploitation status	NVD · CVE.org
CVE-2026-52931	coverage & exploitation status	NVD · CVE.org
CVE-2026-52932	coverage & exploitation status	NVD · CVE.org
CVE-2026-52933	coverage & exploitation status	NVD · CVE.org
CVE-2026-52934	coverage & exploitation status	NVD · CVE.org
CVE-2026-52935	coverage & exploitation status	NVD · CVE.org
CVE-2026-52936	coverage & exploitation status	NVD · CVE.org
CVE-2026-52937	coverage & exploitation status	NVD · CVE.org
CVE-2026-52938	coverage & exploitation status	NVD · CVE.org
CVE-2026-52939	coverage & exploitation status	NVD · CVE.org
CVE-2026-52940	coverage & exploitation status	NVD · CVE.org
CVE-2026-52941	coverage & exploitation status	NVD · CVE.org
CVE-2026-52942	coverage & exploitation status	NVD · CVE.org
CVE-2026-52912	coverage & exploitation status	NVD · CVE.org
CVE-2026-52913	coverage & exploitation status	NVD · CVE.org
CVE-2026-52922	coverage & exploitation status	NVD · CVE.org
CVE-2026-52923	coverage & exploitation status	NVD · CVE.org
CVE-2026-52924	coverage & exploitation status	NVD · CVE.org
CVE-2026-52925	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

unknownUSN-8666-2: Linux kernel (Azure) vulnerabilitiesubuntu
unknownUSN-8630-5: Linux kernel (Raspberry Pi) vulnerabilitiesubuntu
lowUSN-8661-2: Linux kernel (Low Latency) vulnerabilitiesubuntu
unknownUSN-8669-1: Linux kernel (NVIDIA) vulnerabilitiesubuntu
unknownUSN-8668-1: Linux kernel (GCP) vulnerabilitiesubuntu
unknownUSN-8667-1: Linux kernel (KVM) vulnerabilitiesubuntu
unknownMultiple vulnerabilities in SUSE Linux kernel (August 21, 2026)cert-fr-avis
unknownMultiple vulnerabilities in Ubuntu Linux kernel (August 21, 2026)cert-fr-avis
unknownUSN-8666-1: Linux kernel vulnerabilitiesubuntu
unknownUSN-8665-1: Linux kernel (Raspberry Pi) vulnerabilitiesubuntu
unknownUSN-8664-1: Linux kernel (NVIDIA BaseOS) vulnerabilitiesubuntu
unknownUSN-8663-1: Linux kernel (NVIDIA) 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.

unknownUSN-8659-4: Linux kernel (Oracle) vulnerabilityubuntu · 2026-08-26
unknownUSN-8666-2: Linux kernel (Azure) vulnerabilitiesubuntu · 2026-08-25
unknownUSN-8630-5: Linux kernel (Raspberry Pi) vulnerabilitiesubuntu · 2026-08-25
unknownUSN-8658-3: Linux kernel vulnerabilitiesubuntu · 2026-08-25
unknownUSN-8643-4: Linux kernel vulnerabilitiesubuntu · 2026-08-25
unknownUSN-8659-3: Linux kernel (Azure) vulnerabilityubuntu · 2026-08-25