CVE-2022-40476: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

A null pointer dereference issue was discovered in fs/io_uring.c in the Linux kernel before 5.15.62. A local user could use this flaw to crash the system or potentially cause a denial of service.

Affected products

• Linux Linux Kernel: before 5.15.62 (fixed in 5.15.62)

Published 2022-09-14. Last modified 2026-06-17.