CVE-2023-0469: Linux Kernel

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

A use-after-free flaw was found in io_uring/filetable.c in io_install_fixed_file in the io_uring subcomponent in the Linux Kernel during call cleanup. This flaw may lead to a denial of service.

Affected products

• Linux Linux Kernel: before 6.1 (fixed in 6.1); version 6.1 only

Published 2023-01-26. Last modified 2026-06-17.