#VU117564 Memory leak in Linux kernel - CVE-2022-50557
Published: October 23, 2025 / Updated: October 26, 2025
Vulnerability identifier: #VU117564
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-50557
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the thunderbay_add_functions() and thunderbay_build_functions() functions in drivers/pinctrl/pinctrl-thunderbay.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.