#VU112333 Input validation error in Linux kernel - CVE-2025-38216
Published: July 5, 2025
Vulnerability identifier: #VU112333
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-2025-38216
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 intel_nested_attach_dev() function in drivers/iommu/intel/nested.c, within the dmar_domain_attach_device(), device_block_translation() and identity_domain_attach_dev() functions in drivers/iommu/intel/iommu.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.