#VU120075 Improper locking in Linux kernel - CVE-2025-68307
Published: December 16, 2025
Vulnerability identifier: #VU120075
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-2025-68307
CWE-ID: CWE-667
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 improper locking within the gs_usb_xmit_callback() function in drivers/net/can/usb/gs_usb.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/1a588c40a422a3663a52f1c5535e8fb6b044167d
- https://git.kernel.org/stable/c/4a82072e451eacf24fc66a445e906f5095d215db
- https://git.kernel.org/stable/c/516a0cd1c03fa266bb67dd87940a209fd4e53ce7
- https://git.kernel.org/stable/c/9c8eb33b7008178b6ce88aa7593d12063ce60ca3
- https://git.kernel.org/stable/c/f7a5560675bd85efaf16ab01a43053670ff2b000