#VU120377 Use-after-free in Linux kernel - CVE-2023-54157
Published: December 26, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120377
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-2023-54157
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 binder_update_page_range() function in drivers/android/binder_alloc.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/1bb8a65190d45cd5c7dbc85e29b9102110cd6be6
- https://git.kernel.org/stable/c/931ea1ed31be939c1efdbc49bc66d2a45684f9b4
- https://git.kernel.org/stable/c/ca0cc0a9c6e56c699e2acbb93d8024523021f3c3
- https://git.kernel.org/stable/c/d1d8875c8c13517f6fd1ff8d4d3e1ac366a17e07
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.115
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.31
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4