#VU116560 Improper locking in Linux kernel - CVE-2023-53549
Published: October 5, 2025 / Updated: October 27, 2025
Vulnerability identifier: #VU116560
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-2023-53549
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 hash_netport4_uadt() function in net/netfilter/ipset/ip_set_hash_netport.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/24a828f5a54bdeca0846526860d72b3766c5fe95
- https://git.kernel.org/stable/c/5e29dc36bd5e2166b834ceb19990d9e68a734d7d
- https://git.kernel.org/stable/c/8964cc36ba011dc0e1041131fa2e91fb4c2a811b
- https://git.kernel.org/stable/c/a1e1521b463968b4eca7163f61fb6cc54d008061
- https://git.kernel.org/stable/c/ee756980e491c829ba0495bb420b7224a9ee26b2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.163