#VU115657 Input validation error in Linux kernel - CVE-2025-39752
Published: September 16, 2025
Vulnerability identifier: #VU115657
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-2025-39752
CWE-ID: CWE-20
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 input validation within the rockchip_smp_prepare_cpus() function in arch/arm/mach-rockchip/platsmp.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/0223a3683d502b7e5eb2eb4ad7e97363fa88d531
- https://git.kernel.org/stable/c/1eb67589a7e091b1e5108aab72fddbf4dc69af2c
- https://git.kernel.org/stable/c/265583266d93db4ff83d088819b1f63fdf0131db
- https://git.kernel.org/stable/c/3c6bf7a324b8995b9c7d790c8d2abf0668f51551
- https://git.kernel.org/stable/c/47769dab9073a73e127aa0bfd0ba4c51eaccdc33
- https://git.kernel.org/stable/c/7cdb433bb44cdc87dc5260cdf15bf03cc1cd1814
- https://git.kernel.org/stable/c/888a453c2a239765a7ab4de8a3cedae2e3802528
- https://git.kernel.org/stable/c/c0726d1e466e2d0da620836e293a59e6427ccdff
- https://git.kernel.org/stable/c/d7d6d076ee9532c4668f14696a35688d35dd16f4