#VU116509 Use-after-free in Linux kernel - CVE-2023-53572
Published: October 4, 2025 / Updated: October 27, 2025
Vulnerability identifier: #VU116509
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-2023-53572
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 imx_clk_scu_alloc_dev() function in drivers/clk/imx/clk-scu.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/08cc7cd2c2a29a2abf5bceb8f048c0734d3694ba
- https://git.kernel.org/stable/c/0a719f0e4b6f233979e219baff73923e76a96e09
- https://git.kernel.org/stable/c/3d90921f91fc6a8c801d527bb5848c99e335c1cf
- https://git.kernel.org/stable/c/632c60ecd25dbacee54d5581fe3aeb834b57010a
- https://git.kernel.org/stable/c/f95ff838ac39f861d1f95a0f3bbb1e01c2517d79
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.121