#VU93035 Improper locking in Linux kernel - CVE-2023-52884
Published: June 21, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU93035
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-2023-52884
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 cyapa_suspend() and cyapa_resume() functions in drivers/input/mouse/cyapa.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/f99809fdeb50d65bcbc1661ef391af94eebb8a75
- https://git.kernel.org/stable/c/9400caf566f65c703e99d95f87b00c4b445627a7
- https://git.kernel.org/stable/c/a4c638ab25786bd5aab5978fe51b2b9be16a4ebd
- https://git.kernel.org/stable/c/a5fc298fa8f67cf1f0e1fc126eab70578cd40adc
- https://git.kernel.org/stable/c/7b4e0b39182cf5e677c1fc092a3ec40e621c25b6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.161
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.93
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.33