CVE-2026-31718
A remote attacker can exploit multiple vulnerabilities in the Linux Kernel to gain root privileges, bypass security mechanisms, cause a denial-of-service condition, or achieve unspecified effects.
CSIRTS triage
- What
- A remote attacker can exploit multiple vulnerabilities in the Linux Kernel to gain root privileges, bypass security mechanisms, cause a denial-of-service condition, or achieve unspecified effects.
- Who is affected
- Deployments of the Linux Kernel are affected.
- Urgency
- Remediation is high urgency due to the potential for privilege escalation and denial of service.
- Action
- Update to the latest version of the Linux Kernel.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.36% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 28% of all EPSS-scored CVEs.
Advisory coverage (10)
- high[UPDATE] [high] Linux Kernel: Multiple Vulnerabilitiescert-bund · 2026-08-25
- unknownUSN-8605-1: Linux kernel (Azure CVM) vulnerabilitiesubuntu · 2026-07-24
- unknownUSN-8604-1: Linux kernel (Azure) vulnerabilitiesubuntu · 2026-07-24
- highUSN-8603-1: Linux kernel (Azure) vulnerabilitiesubuntu · 2026-07-24
- highUSN-8569-1: Linux kernel (HWE) vulnerabilitiesubuntu · 2026-07-20
- unknownUSN-8490-2: Linux kernel (Real-time) vulnerabilitiesubuntu · 2026-07-17
- unknownUSN-8490-1: Linux kernel vulnerabilitiesubuntu · 2026-07-17
- unknownMultiple vulnerabilities in the Ubuntu Linux kernel (July 17, 2026)cert-fr-avis · 2026-07-17
- unknownUSN-8546-1: Linux kernel (Raspberry Pi) vulnerabilitiesubuntu · 2026-07-15
- unknownUSN-8545-1: Linux kernel (HWE) vulnerabilitiesubuntu · 2026-07-15
External references
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[](https://www.csirts.com/cve/CVE-2026-31718)