In the Linux kernel, the following vulnerability has been resolved: i40e: fix idx validation in config queues msg Ensure idx is within range of active/initialized TCs when iterating over vf->ch[idx] in i40e_vc_config_queues_msg().
Upstream advisory: https://lore.kernel.org/linux-cve-announce/2025101556-CVE-2025-39971-97e2@gregkh/T
This issue has been addressed in the following products: Red Hat Enterprise Linux 9 Via RHSA-2025:21469 https://access.redhat.com/errata/RHSA-2025:21469
This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2025:21917 https://access.redhat.com/errata/RHSA-2025:21917
This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2025:21920 https://access.redhat.com/errata/RHSA-2025:21920
This issue has been addressed in the following products: Red Hat Enterprise Linux 9.6 Extended Update Support Via RHSA-2025:21933 https://access.redhat.com/errata/RHSA-2025:21933
This issue has been addressed in the following products: Red Hat Enterprise Linux 10 Via RHSA-2025:22395 https://access.redhat.com/errata/RHSA-2025:22395
This issue has been addressed in the following products: Red Hat Enterprise Linux 10.0 Extended Update Support Via RHSA-2025:22571 https://access.redhat.com/errata/RHSA-2025:22571