#VU93335 Improper locking in Linux kernel - CVE-2024-39468
Published: June 25, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU93335
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-2024-39468
CWE-ID: CWE-667
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 locking within the smb2_find_smb_tcon() function in fs/smb/client/smb2transport.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/b09b556e48968317887a11243a5331a7bc00ece5
- https://git.kernel.org/stable/c/225de871ddf994f69a57f035709cad9c0ab8615a
- https://git.kernel.org/stable/c/8d0f5f1ccf675454a833a573c53830a49b7d1a47
- https://git.kernel.org/stable/c/02c418774f76a0a36a6195c9dbf8971eb4130a15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.221
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.162
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.94
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.34