#VU90785 Improper locking in Linux kernel - CVE-2024-26781
Published: June 3, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90785
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-2024-26781
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 subflow_get_info() function in net/mptcp/diag.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/70e5b013538d5e4cb421afed431a5fcd2a5d49ee
- https://git.kernel.org/stable/c/cc32ba2fdf3f8b136619fff551f166ba51ec856d
- https://git.kernel.org/stable/c/f27d319df055629480b84b9288a502337b6f2a2e
- https://git.kernel.org/stable/c/fa8c776f4c323a9fbc8ddf25edcb962083391430
- https://git.kernel.org/stable/c/d487e7ba1bc7444d5f062c4930ef8436c47c7e63
- https://git.kernel.org/stable/c/d6a9608af9a75d13243d217f6ce1e30e57d56ffe
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.212
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.151
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.81
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.21
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8