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[UPDATE] [medium] Linux Kernel: Multiple vulnerabilities allow denial of service

mediumCVE-2026-23399CVE-2026-23400
An attacker can exploit multiple vulnerabilities in Linux Kernel to carry out a denial of service attack or other unspecified attacks.

CSIRTS triage

vendor: Linuxproduct: Linux KernelDenial of serviceOther
What
Multiple vulnerabilities allow denial of service and other unspecified attacks.
Who is affected
An attacker can exploit these vulnerabilities.
Urgency
Remediation is medium urgency due to the moderate severity of the vulnerabilities.
Action
Update the Linux Kernel to the latest version to mitigate the vulnerabilities.

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
medium
Published
2026-08-24
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-2026-0910

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.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-23399coverage & exploitation statusNVD · CVE.org
CVE-2026-23400coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

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

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.

More from CERT-Bund (BSI) Security Advisories