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High severity7.0NVD Advisory· Published Oct 13, 2026· Updated Oct 13, 2026

CVE-2026-83834

CVE-2026-83834

Description

Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.

Affected products

1

Microsoft/Windows Kernel Mode Driverllm-fuzzy

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83834nvd

News mentions

1

Microsoft Patch Tuesday for October 2026 — Snort rules and prominent vulnerabilities
Cisco Talos Intelligence · Oct 13, 2026