#VU107809 Input validation error in Linux kernel - CVE-2025-22043
Published: April 22, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU107809
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-2025-22043
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 parse_durable_handle_context() function in fs/smb/server/smb2pdu.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/1107b9ed92194603593c51829a3887812ae9e806
- https://git.kernel.org/stable/c/29b946714d6aa77de54c71243bba39469ac43ef2
- https://git.kernel.org/stable/c/542027e123fc0bfd61dd59e21ae0ee4ef2101b29
- https://git.kernel.org/stable/c/8d4848c45943c9cf5e86142fd7347efa97f497db
- https://git.kernel.org/stable/c/f0db3d9d416e332a0d6f045a1509539d3a4cd898
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.2