#VU121416 Improper error handling in Linux kernel - CVE-2025-68796
Published: January 14, 2026
Vulnerability identifier: #VU121416
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-2025-68796
CWE-ID: CWE-388
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 improper error handling within the f2fs_do_zero_range() function in fs/f2fs/file.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/4f244c64efe628d277b916f47071adf480eb8646
- https://git.kernel.org/stable/c/7c37c79510329cd951a4dedf3f7bf7e2b18dccec
- https://git.kernel.org/stable/c/bac23833220a1f8fe8dfab7e16efa20ff64d7589
- https://git.kernel.org/stable/c/e50b81c50fcbe63f50405bb40f262162ff32af88
- https://git.kernel.org/stable/c/efe3371001f50a2d6f746b50bdc6f9f26b2089ec