Multiple vulnerabilities in SUSE Linux kernel (August 07, 2026)

unknownpublic exploitCVE-2026-31738 CVE-2026-46113 CVE-2026-23240 CVE-2026-53359 CVE-2026-53366 CVE-2026-43038

Multiple vulnerabilities have been discovered in SUSE Linux kernel. They allow an attacker to cause security policy bypass and an unspecified security issue by the publisher.

CSIRTS triage

vendor: SUSE product: Linux kernel Privilege escalationMisconfiguration

What: Multiple kernel vulnerabilities allow security policy bypass and unspecified privilege-related attacks.
Who is affected: Systems running affected SUSE Linux kernel versions.
Urgency: Unknown severity; details are limited but multiple CVEs suggest broad impact.
Action: Check SUSE security advisories and apply kernel updates when available.

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

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Details

Source: CERT-FR Avis de sécurité (FR · national-cert · site)
Severity: unknown
Published: 2026-08-07
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0984/

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-2026-317380.12% 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-2026-461130.15% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 5% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-232400.49% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 40% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-533590.91% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 57% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-533660.17% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 7% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-430380.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 17% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-31738	coverage & exploitation status	NVD · CVE.org
CVE-2026-46113	coverage & exploitation status	NVD · CVE.org
CVE-2026-23240	coverage & exploitation status	NVD · CVE.org
CVE-2026-53359	coverage & exploitation status	NVD · CVE.org
CVE-2026-53366	coverage & exploitation status	NVD · CVE.org
CVE-2026-43038	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

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

medium[NEW] [medium] Linux Kernel: Multiple vulnerabilitiescert-bund
high[UPDATE] [high] Linux Kernel: Multiple Vulnerabilitiescert-bund
unknownMultiple vulnerabilities in Red Hat Linux kernel (August 07, 2026)cert-fr-avis
highCVE-2026-23240: tls: Fix race condition in tls_sw_cancel_work_tx()msrc
medium[NEW] [medium] Linux Kernel: Vulnerability allows Denial of Servicecert-bund
medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilities allow Denial of Servicecert-bund
unknownSUSE Linux Kernel Multiple Vulnerabilitieshkcert
unknownRedHat Linux Kernel Multiple Vulnerabilitieshkcert
unknownUSN-8620-4: Linux kernel (Intel IoTG) vulnerabilitiesubuntu
unknownUSN-8620-3: Linux kernel (Intel IoTG) vulnerabilitiesubuntu
unknownMultiple vulnerabilities in Debian LTS Linux kernel (July 31, 2026)cert-fr-avis
unknownMultiple vulnerabilities in SUSE Linux kernel (July 31, 2026)cert-fr-avis

Recent advisories for SUSE 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.

unknownSUSE Linux Kernel Multiple Vulnerabilitieshkcert · 2026-08-04
unknownMultiple vulnerabilities in SUSE Linux kernel (July 31, 2026)cert-fr-avis · 2026-07-31
unknownMultiple vulnerabilities in SUSE Linux kernel (July 24, 2026)cert-fr-avis · 2026-07-24
unknownMultiple vulnerabilities in the SUSE Linux kernel (July 17, 2026)cert-fr-avis · 2026-07-17
unknownMultiple vulnerabilities in SUSE Linux kernel (July 10, 2026)cert-fr-avis · 2026-07-10
unknownMultiple vulnerabilities in SUSE Linux kernel (July 3, 2026)cert-fr-avis · 2026-07-03