[UPDATE] [high] Linux Kernel: Multiple vulnerabilities enable denial of service

highCVE-2026-46316 CVE-2026-46317 CVE-2026-46318 CVE-2026-46319 CVE-2026-46320 CVE-2026-46321

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

CSIRTS triage

vendor: Linux product: Kernel Denial of serviceOther

What: Multiple vulnerabilities in the Linux Kernel can lead to denial of service and other impacts.
Who is affected: Deployments of the Linux Kernel are affected.
Urgency: Remediation is important as the vulnerabilities could be exploited, although not confirmed.
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

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-2026-1870

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-2026-463160.44% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 37% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-463170.13% 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-2026-463180.10% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 1% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-463190.13% 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-2026-463200.24% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 15% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-463210.13% 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-2026-463220.13% 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-2026-463230.14% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 4% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-463240.12% 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-2026-463250.35% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 28% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-46316	coverage & exploitation status	NVD · CVE.org
CVE-2026-46317	coverage & exploitation status	NVD · CVE.org
CVE-2026-46318	coverage & exploitation status	NVD · CVE.org
CVE-2026-46319	coverage & exploitation status	NVD · CVE.org
CVE-2026-46320	coverage & exploitation status	NVD · CVE.org
CVE-2026-46321	coverage & exploitation status	NVD · CVE.org
CVE-2026-46322	coverage & exploitation status	NVD · CVE.org
CVE-2026-46323	coverage & exploitation status	NVD · CVE.org
CVE-2026-46324	coverage & exploitation status	NVD · CVE.org
CVE-2026-46325	coverage & exploitation status	NVD · CVE.org
CVE-2026-46326	coverage & exploitation status	NVD · CVE.org
CVE-2026-46327	coverage & exploitation status	NVD · CVE.org
CVE-2026-46328	coverage & exploitation status	NVD · CVE.org
CVE-2026-46329	coverage & exploitation status	NVD · CVE.org
CVE-2026-46330	coverage & exploitation status	NVD · CVE.org
CVE-2026-46332	coverage & exploitation status	NVD · CVE.org
CVE-2026-52904	coverage & exploitation status	NVD · CVE.org
CVE-2026-52905	coverage & exploitation status	NVD · CVE.org
CVE-2026-52906	coverage & exploitation status	NVD · CVE.org
CVE-2026-52907	coverage & exploitation status	NVD · CVE.org

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