A vulnerability marked as critical has been reported in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001. This affects the function DHCPReserveAddGroup of the file /goform/DHCPReserveAddGroup. This manipulation of the argument enable_group/name_group/ip_group/mac_group causes stack-based buffer overflow.

The identification of this vulnerability is CVE-2025-9249. It is possible to initiate the attack remotely. Furthermore, there is an exploit available.

The vendor was contacted early about this disclosure but did not respond in any way.