CVE-2026-64537 | Linux Kernel up to 7.1.4 bridge net/bridge/br_cfm.c br_cfm_cc_ccm_tx exp_interval allocation of resources (WID-SEC-2026-2536)

A vulnerability was found in Linux Kernel up to 7.1.4. It has been rated as problematic. This issue affects the function br_cfm_cc_ccm_tx of the file net/bridge/br_cfm.c of the component bridge. Performing a manipulation of the argument exp_interval results in allocation of resources. This vulnerability is reported as CVE-2026-64537. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.