#VU116815 Improper error handling in Linux kernel - CVE-2023-53666
Published: October 8, 2025 / Updated: October 26, 2025
Vulnerability identifier: #VU116815
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-2023-53666
CWE-ID: CWE-388
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 error handling within the wcd938x_mbhc_init() function in sound/soc/codecs/wcd938x.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/31ee704c84c4bf4df8521ef1478c161f710d0f94
- https://git.kernel.org/stable/c/5a34d252052b5da743ef82591c860fc947384d4e
- https://git.kernel.org/stable/c/7dfae2631bfbdebecd35fe7b472ab3cc95c9ed66
- https://git.kernel.org/stable/c/bb241ae928c694e365c30c888c9eb02dcc812dfd
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.42