Out-of-bounds read in Linux kernel - CVE-2023-52512
Published: June 4, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU91102
CSH Severity: Low
CVSS v4: 6.8 [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]
CVE-ID: CVE-2023-52512
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the wpcm450_gpio_register() function in drivers/pinctrl/nuvoton/pinctrl-wpcm450.c. A local user can perform a denial of service (DoS) attack.
Affected software
Linux kernel
How to mitigate CVE-2023-52512
Install update from vendor's website.
Linux kernel - addressed in versions 6.1.59, 6.5.8, 6.6
External References
- https://git.kernel.org/stable/c/6c18c386fd13dbb3ff31a1086dabb526780d9bda
- https://git.kernel.org/stable/c/c9d7cac0fd27c74dd368e80dc4b5d0f9f2e13cf8
- https://git.kernel.org/stable/c/87d315a34133edcb29c4cadbf196ec6c30dfd47b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.59
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6