The following patches have been released to address the SACK vulnerability as it relates to the Digi Embedded Android (DEA), Digi Embedded Linux (DEL) and Digi Embedded Yocto (DEY) platforms.
Digi Embedded Android
dea-4.4, dea-5.1: Download the .zip file below and follow the instructions in the README.
https://ftp1.digi.com/support/patches/Android_SACK_patches.zip
dea-8.0, dea-9.0: Update your installation following the instructions at:
https://www.digi.com/resources/documentation/digidocs/embedded/android/oreo/cc6/android_t_build-firmware-set-up-computer#updating-digi-embedded-for-android for dea-8.0
https://www.digi.com/resources/documentation/digidocs/embedded/android/pie/cc8x/android_t_build-firmware-install-dea#update-an-existing-9-0-installation for dea-9.0
Digi Embedded Linux
del-5.7, del-5.9: Go to the DigiEL ESP Package Manager, refresh the package list and install the SACK fix package. Its name is:
del_5_7_SACK_fix for del-5.7
del_5_9_SACK_fix for del-5.9
Digi Embedded Yocto
dey-2.6, dey-2.4, dey-2.2: Update your manifest using the following instructions:https://www.digi.com/resources/documentation/digidocs/embedded/dey/2.6/cc6ul/yocto_t_install-dey#update-an-existing-dey-2-6-installation for dey-2.6
https://www.digi.com/resources/documentation/digidocs/embedded/dey/2.4/cc6ul/yocto_t_install-dey.html#update-an-existing-dey-2-4-installation for dey-2.4
https://www.digi.com/resources/documentation/digidocs/90001548/#task/eclipse_ide/new/install_digi_embedded_yocto.htm%3FTocPath%3DDigi%2520Embedded%2520Yocto%7CSystem%2520development%7C_____2 for dey-2.2 ("Update an existing dey-2.2 installation" section)
dey-2.0, dey-1.6: Update your manifest using the instructions in the "Update Digi Embedded Yocto" of this link:
https://www.digi.com/resources/documentation/digidocs/90001945-13/#task/yocto/t_install_dey.htm%3FTocPath%3DDigi%2520Embedded%2520Yocto%7CSystem%2520development%7C_____1 for dey-2.0
https://www.digi.com/resources/documentation/digidocs/PDFs/90001423.pdf for dey-1.6