CVE-2026-46331

highCVSS 8.1covered by 41 sourcesfirst seen 2026-06-09

A local attacker can exploit a vulnerability in the Linux Kernel to gain root privileges.

CSIRTS triage

What: A vulnerability allows a local attacker to gain root privileges.
Who is affected: Local users of the Linux Kernel are affected.
Urgency: Remediation is high urgency due to the severity of privilege escalation.
Action: Apply the latest security patches for the Linux Kernel.

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

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Exploitation outlook

Low exploitation risk0.53% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 42% of all EPSS-scored CVEs.

Advisory coverage (41)

unknownUSN-8666-2: Linux kernel (Azure) vulnerabilitiesubuntu · 2026-08-25
unknownUSN-8630-5: Linux kernel (Raspberry Pi) vulnerabilitiesubuntu · 2026-08-25
high[UPDATE] [high] Linux Kernel: Vulnerability allows privilege escalationcert-bund · 2026-08-25
lowUSN-8661-2: Linux kernel (Low Latency) vulnerabilitiesubuntu · 2026-08-21
unknownUSN-8669-1: Linux kernel (NVIDIA) vulnerabilitiesubuntu · 2026-08-21
unknownUSN-8667-1: Linux kernel (KVM) vulnerabilitiesubuntu · 2026-08-21
unknownUSN-8666-1: Linux kernel vulnerabilitiesubuntu · 2026-08-20
unknownUSN-8664-1: Linux kernel (NVIDIA BaseOS) vulnerabilitiesubuntu · 2026-08-20
unknownUSN-8663-1: Linux kernel (NVIDIA) vulnerabilitiesubuntu · 2026-08-20
unknownUSN-8630-4: Linux kernel (AWS) vulnerabilitiesubuntu · 2026-08-20
unknownUSN-8661-1: Linux kernel vulnerabilitiesubuntu · 2026-08-20
unknownUSN-8660-1: Linux kernel vulnerabilitiesubuntu · 2026-08-20
unknownUSN-8630-3: Linux kernel (Oracle) vulnerabilitiesubuntu · 2026-08-18
unknownUSN-8636-2: Linux kernel (Oracle) vulnerabilitiesubuntu · 2026-08-18
unknownUSN-8629-3: Linux kernel (HWE) vulnerabilitiesubuntu · 2026-08-18
unknownUSN-8645-1: Linux kernel (Oracle) vulnerabilitiesubuntu · 2026-08-18
unknownUSN-8631-4: Linux kernel (Azure CVM) vulnerabilitiesubuntu · 2026-08-17
unknownUSN-8629-2: Linux kernel (AWS) vulnerabilitiesubuntu · 2026-08-17
unknownMultiple vulnerabilities in Ubuntu Linux kernel (August 14, 2026)cert-fr-avis · 2026-08-14
unknownUSN-8631-3: Linux kernel (NVIDIA Tegra IGX) vulnerabilitiesubuntu · 2026-08-13
unknownUSN-8633-2: Linux kernel vulnerabilitiesubuntu · 2026-08-13
unknownUSN-8637-1: Linux kernel (OEM) vulnerabilitiesubuntu · 2026-08-13
unknownUSN-8631-2: Linux kernel (Oracle) vulnerabilitiesubuntu · 2026-08-13
unknownUSN-8630-2: Linux kernel vulnerabilitiesubuntu · 2026-08-13
unknownUSN-8636-1: Linux kernel vulnerabilitiesubuntu · 2026-08-12
unknownUSN-8635-1: Linux kernel (Azure) vulnerabilitiesubuntu · 2026-08-12
unknownUSN-8633-1: Linux kernel vulnerabilitiesubuntu · 2026-08-12
unknownUSN-8631-1: Linux kernel vulnerabilitiesubuntu · 2026-08-12
unknownUSN-8630-1: Linux kernel vulnerabilitiesubuntu · 2026-08-12
unknownUSN-8629-1: Linux kernel vulnerabilitiesubuntu · 2026-08-12
unknownMultiple vulnerabilities in Debian LTS Linux kernel (August 07, 2026)cert-fr-avis · 2026-08-07
unknownDebian Linux Kernel Multiple Vulnerabilitieshkcert · 2026-08-06
unknownMultiple vulnerabilities in the SUSE Linux kernel (July 17, 2026)cert-fr-avis · 2026-07-17
unknownMultiple vulnerabilities in Red Hat 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
unknownRedHat Linux Kernel Multiple Vulnerabilitieshkcert · 2026-07-02
unknownDebian Linux Kernel Multiple Vulnerabilitieshkcert · 2026-06-30
unknownMultiple vulnerabilities in the Debian 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
unknownDSA-6355-1 linux - security updatedebian · 2026-06-21
highCVE-2026-46331: net/sched: fix pedit partial COW leading to page cache corruptionmsrc · 2026-06-09

External references

NVD record for CVE-2026-46331

CVE.org record

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