CVE-2023-0210: Linux Kernel

High severity, CVSS 7.5. EPSS: 71.7% chance of exploitation in the next 30 days.

A bug affects the Linux kernel’s ksmbd NTLMv2 authentication and is known to crash the OS immediately in Linux-based systems.

Affected products

• Linux Linux Kernel: from 5.15, before 5.15.87 (fixed in 5.15.87); from 5.16, before 6.0.19 (fixed in 6.0.19); from 6.1, before 6.1.5 (fixed in 6.1.5)

Published 2023-03-27. Last modified 2026-06-17.