#VU115360 Memory leak in Linux kernel - CVE-2025-39764
Published: September 16, 2025
Vulnerability identifier: #VU115360
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-2025-39764
CWE-ID: CWE-401
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 memory leak within the ctnetlink_expect_event(), ctnetlink_exp_dump_table(), ctnetlink_exp_ct_dump_table(), ctnetlink_dump_exp_ct() and ctnetlink_get_expect() functions in net/netfilter/nf_conntrack_netlink.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.