Environment
- Endpoint Sensor version : 3.5.1.x
- Apple macOS: 10.16.x and above
- Carbon Black Cloud: All supported versions
Symptoms
- KEXT approval fails on MAC sensors with versions 3.5.1 and above.
- Sensor.log :
01/28/21 14:04:18 [INFO] 65ef detected not loaded kext com.carbonblack.defense.kext
01/28/21 14:04:18 [INFO] 65ef found system extension waiting for activation
01/28/21 14:04:18 [INFO] 65ef found system extension waiting for activation
01/28/21 14:04:18 [ERROR] 65ef repairToSystemExtension: Failed to load SYSEXT. Received error code: 254; Repmgr start-up will retry.
Cause
Although the user is trying to get the KEXT approval , the sytem is trying to load the System Extensions (SYSEXT), which is the new format for MAC Big sur.
Resolution