#VU89388 Race condition in Linux kernel - CVE-2023-52489
Published: May 13, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU89388
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-52489
CWE-ID: CWE-362
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 escalate privileges on the system.
The vulnerability exists due to a race condition within the section_deactivate() function in mm/sparse.c. A local user can exploit the race and escalate privileges on the system.
Remediation
Install updates from vendor's website.
External links
- https://git.kernel.org/stable/c/90ad17575d26874287271127d43ef3c2af876cea
- https://git.kernel.org/stable/c/b448de2459b6d62a53892487ab18b7d823ff0529
- https://git.kernel.org/stable/c/68ed9e33324021e9d6b798e9db00ca3093d2012a
- https://git.kernel.org/stable/c/70064241f2229f7ba7b9599a98f68d9142e81a97
- https://git.kernel.org/stable/c/3a01daace71b521563c38bbbf874e14c3e58adb7
- https://git.kernel.org/stable/c/5ec8e8ea8b7783fab150cf86404fc38cb4db8800
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.210
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.149
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.76
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8