CVE-2026-43198
Multiple vulnerabilities have been discovered in the Red Hat Linux kernel. Some of them allow an attacker to cause remote arbitrary code execution, privilege escalation, and remote denial of service.
CSIRTS triage
- What
- Multiple vulnerabilities allow an attacker to cause remote arbitrary code execution, privilege escalation, and remote denial of service.
- Who is affected
- Deployments of Red Hat Linux kernel are affected.
- Urgency
- Remediation is urgent due to the potential for remote code execution and privilege escalation.
- Action
- Apply the latest security updates for the Red Hat Linux kernel.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.30% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 22% of all EPSS-scored CVEs.
Advisory coverage (6)
- unknownMultiple vulnerabilities in Red Hat Linux kernel (July 10, 2026)cert-fr-avis · 2026-07-10
- unknownMultiple vulnerabilities in SUSE Linux kernel (July 10, 2026)cert-fr-avis · 2026-07-10
- unknownMultiple vulnerabilities in Red Hat Linux kernel (July 3, 2026)cert-fr-avis · 2026-07-03
- unknownMultiple vulnerabilities in SUSE Linux kernel (July 3, 2026)cert-fr-avis · 2026-07-03
- unknownMultiple vulnerabilities in the SUSE Linux kernel (June 26, 2026)cert-fr-avis · 2026-06-26
- unknownMultiple vulnerabilities in the Red Hat Linux kernel (June 26, 2026)cert-fr-avis · 2026-06-26
External references
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