#VU119353 Improper error handling in Linux kernel - CVE-2025-40317
Published: December 8, 2025
Vulnerability identifier: #VU119353
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-2025-40317
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 __regmap_init_slimbus() and __devm_regmap_init_slimbus() functions in drivers/base/regmap/regmap-slimbus.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/02d3041caaa3fe4dd69e5a8afd1ac6b918ddc6a1
- https://git.kernel.org/stable/c/2664bfd8969d1c43dcbe3ea313f130dfa6b74f4c
- https://git.kernel.org/stable/c/434f7349a1f00618a620b316f091bd13a12bc8d2
- https://git.kernel.org/stable/c/8143e4075d131c528540417a51966f6697be14eb
- https://git.kernel.org/stable/c/a16e92f8d7dc7371e68f17a9926cb92d2244be7b
- https://git.kernel.org/stable/c/b65f3303349eaee333e47d2a99045aa12fa0c3a7
- https://git.kernel.org/stable/c/c0f05129e5734ff3fd14b2c242709314d9ca5433
- https://git.kernel.org/stable/c/d979639f099c6e51f06ce4dd8d8e56364d6c17ba