#VU106124 Input validation error in Linux kernel - CVE-2025-21881
Published: March 27, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU106124
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-2025-21881
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 kernel/events/uprobes.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/0b6f19714588cf2366b0364234f97ba963688f63
- https://git.kernel.org/stable/c/13cca2b73e2b0ec3ea6d6615d615395621d22752
- https://git.kernel.org/stable/c/54011fc94422f094eaf47555284de70a4bc32bb9
- https://git.kernel.org/stable/c/bddf10d26e6e5114e7415a0e442ec6f51a559468
- https://git.kernel.org/stable/c/c4cb2bfa99513311886c1eb5c1c2ac26f3338a6e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.130