#VU121355 Input validation error in Linux kernel - CVE-2025-68818
Published: January 14, 2026
Vulnerability identifier: #VU121355
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-2025-68818
CWE-ID: CWE-20
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 input validation within the __qla2x00_abort_all_cmds() function in drivers/scsi/qla2xxx/qla_os.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/1c728951bc769b795d377852eae1abddad88635d
- https://git.kernel.org/stable/c/b10ebbfd59a535c8d22f4ede6e8389622ce98dc0
- https://git.kernel.org/stable/c/b57fbc88715b6d18f379463f48a15b560b087ffe
- https://git.kernel.org/stable/c/c5c37a821bd1708f26a9522b4a6f47b9f7a20003
- https://git.kernel.org/stable/c/e9e601b7df58ba0c667baf30263331df2c02ffe1