CVE-2025-39969: Linux

High severity, CVSS 8.8. EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: i40e: fix validation of VF state in get resources VF state I40E_VF_STATE_ACTIVE is not the only state in which VF is actually active so it should not be used to determine if a VF is allowed to obtain resources. Use I40E_VF_STATE_RESOURCES_LOADED that is set only in i40e_vc_get_vf_resources_msg() and cleared during reset.

Affected products

• Linux Linux: from 5.4.165, before 5.4.300 (fixed in 5.4.300); from 5.10.85, before 5.10.245 (fixed in 5.10.245); from 5.15.8, before 5.15.194 (fixed in 5.15.194); from 5.16, before 6.1.155 (fixed in 6.1.155); from 6.2, before 6.6.109 (fixed in 6.6.109); from 6.7, before 6.12.50 (fixed in 6.12.50); …

Published 2025-10-15. Last modified 2026-07-30.