CVE-2026-43495 net: wwan: t7xx: validate port_count against message length in t7xx_port_enum_msg_handler

In the Linux kernel, the following vulnerability has been resolved: net: wwan: t7xx: validate portcount against message length in t7xxportenummsghandler t7xxportenummsghandler uses the modem-supplied portcount field as a loop bound over portmsg-data without checking that the message buffer contai...