Validation if the firmware flashing was succefull can be seen by runningĬat /sys/bus/thunderbolt/devices/0-0/nvm_version ( it should say 46.0 ) echo 1 > /sys/bus/thunderbolt/devices/0-0/nvm_authenticate ( the firmware update may take ca 30s to finish, with LBL and flickering screen while the update is happening ).Extract the Windows EXE file provided by Lenovo via wine, p7zip or whatever floats people boat.Linux users that own a Gen 6 and can afford of potentially loosing it, can do the following ( as a workaround ) to close the security vulnerability until Lenovo get's their act together and make the firmware update available to Linux users. Fixed an issue where Thunderbolt Firmware Update tool shows "FILE NOT FOUND".Updated FW update tool version to 17.0.0.18.Īnd another one 45 that was released on 2. ![]() ![]() ![]() There are seemingly two missing Thunderbolt updates for the X1 Carbon Gen 6 and it looks like the Thunderbird controller has not recieved updates on Linux since version 43 for whatever reason.
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