#VU115782 Out-of-bounds read in Linux kernel - CVE-2023-53357
Published: September 18, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115782
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-2023-53357
CWE-ID: CWE-125
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 a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the __acquires() function in drivers/md/md-bitmap.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/152bb26796ff054af50b2ee1b3ca56e364e4f61b
- https://git.kernel.org/stable/c/301867b1c16805aebbc306aafa6ecdc68b73c7e5
- https://git.kernel.org/stable/c/374fb914304d9b500721007f3837ea8f1f9a2418
- https://git.kernel.org/stable/c/39fa14e824acfd470db4f42c354297456bd82b53
- https://git.kernel.org/stable/c/a134dd582c0d5b6068efa308bd485cf1d00b3f65
- https://git.kernel.org/stable/c/b0b971fe7d61411ede63c3291764dbde1577ef2c
- https://git.kernel.org/stable/c/be1a3ec63a840cc9e59a033acf154f56255699a1
- https://git.kernel.org/stable/c/bea301c046110bf421a3ce153fb868cb8d618e90
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.4