#VU90247 Use-after-free in Linux kernel - CVE-2023-52475
Published: May 31, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90247
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-2023-52475
CWE-ID: CWE-416
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 use-after-free error within the powermate_disconnect() function in drivers/input/misc/powermate.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/8677575c4f39d65bf0d719b5d20e8042e550ccb9
- https://git.kernel.org/stable/c/67cace72606baf1758fd60feb358f4c6be92e1cc
- https://git.kernel.org/stable/c/5aa514100aaf59868d745196258269a16737c7bd
- https://git.kernel.org/stable/c/cd2fbfd8b922b7fdd50732e47d797754ab59cb06
- https://git.kernel.org/stable/c/6a4a396386404e62fb59bc3bde48871a64a82b4f
- https://git.kernel.org/stable/c/2efe67c581a2a6122b328d4bb6f21b3f36f40d46
- https://git.kernel.org/stable/c/e528b1b9d60743e0b26224e3fe7aa74c24b8b2f8
- https://git.kernel.org/stable/c/5c15c60e7be615f05a45cd905093a54b11f461bc
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.328
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.297
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.199
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.136
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.259
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.59
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6