#VU112293 Out-of-bounds read in Linux kernel - CVE-2025-38218
Published: July 5, 2025
Vulnerability identifier: #VU112293
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-2025-38218
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 f2fs_sanity_check_ckpt() and DIV_ROUND_UP() functions in fs/f2fs/super.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/38ef48a8afef8df646b6f6ae7abb872f18b533c1
- https://git.kernel.org/stable/c/3e5ac62a56a24f4d88ce8ffd7bc452428b235868
- https://git.kernel.org/stable/c/5db0d252c64e91ba1929c70112352e85dc5751e7
- https://git.kernel.org/stable/c/79ef8a6c4ec53d327580fd7d2b522cf4f1d05b0c
- https://git.kernel.org/stable/c/82f51bff393e4c12cf4de553120ca831cfa4ef19
- https://git.kernel.org/stable/c/ad862f71016ba38039df1c96ed55c0a4314cc183
- https://git.kernel.org/stable/c/ee1b421c469876544e297ec1090574bd76100247