#VU89385 Memory leak in Linux kernel - CVE-2023-52581
Published: May 13, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU89385
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-2023-52581
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 DoS attack on the target system.
The vulnerability exists due memory leak within the nft_trans_gc_space() function in net/netfilter/nf_tables_api.c. A local user can force the system to leak memory and perform denial of service attack.
Remediation
Install updates from vendor's website.
External links
- https://git.kernel.org/stable/c/4aea243b6853d06c1d160a9955b759189aa02b14
- https://git.kernel.org/stable/c/cf5000a7787cbc10341091d37245a42c119d26c5
- https://git.kernel.org/stable/c/a995a68e8a3b48533e47c856865d109a1f1a9d01
- https://git.kernel.org/stable/c/09c85f2d21ab6b5acba31a037985b13e8e6565b8
- https://git.kernel.org/stable/c/ef99506eaf1dc31feff1adfcfd68bc5535a22171
- https://git.kernel.org/stable/c/7e5d732e6902eb6a37b35480796838a145ae5f07
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.56