CVE-2025-9246 | Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 check_port_conflict single_port_rule/port_range_rule stack-based overflow (EUVD-2025-25394)

A vulnerability categorized as critical has been discovered 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. Impacted is the function check_port_conflict of the file /goform/check_port_conflict. Executing manipulation of the argument single_port_rule/port_range_rule can lead to stack-based buffer overflow. This vulnerability is handled as CVE-2025-9246. The attack can be executed remotely. Additionally, an exploit exists. The vendor was contacted early about this disclosure but did not respond in any way.