#VU111584 Improper locking in Linux kernel - CVE-2022-49943

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Main Vulnerability Database Vulnerabilities #VU111584

#VU111584 Improper locking in Linux kernel - CVE-2022-49943

Published: June 20, 2025 / Updated: June 21, 2025


Vulnerability identifier: #VU111584
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-2022-49943
CWE-ID: CWE-667
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Linux kernel
Software vendor:
Linux Foundation

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper locking within the usb_gadget_disconnect(), gadget_bind_driver(), gadget_unbind_driver(), soft_connect_store() and function_show() functions in drivers/usb/gadget/udc/core.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's repository.

External links