The native Bluetooth stack in the Linux Kernel (BlueZ), starting at the Linux kernel version 2.6.32 and up to and including 4.13.1, are vulnerable to a stack overflow vulnerability in the processing of L2CAP configuration responses resulting in Remote code execution in kernel space.
https://www.synology.com/support/security/Synology_SA_17_52_BlueBorne
https://www.kb.cert.org/vuls/id/240311
https://www.armis.com/blueborne
https://github.com/torvalds/linux/commit/f2fcfcd670257236ebf2088bbdf26f6a8ef459fe
https://access.redhat.com/security/vulnerabilities/blueborne
https://access.redhat.com/errata/RHSA-2017:2732
https://access.redhat.com/errata/RHSA-2017:2731
https://access.redhat.com/errata/RHSA-2017:2707
https://access.redhat.com/errata/RHSA-2017:2706
https://access.redhat.com/errata/RHSA-2017:2705
https://access.redhat.com/errata/RHSA-2017:2704
https://access.redhat.com/errata/RHSA-2017:2683
https://access.redhat.com/errata/RHSA-2017:2682
https://access.redhat.com/errata/RHSA-2017:2681
https://access.redhat.com/errata/RHSA-2017:2680
https://access.redhat.com/errata/RHSA-2017:2679
http://www.securitytracker.com/id/1039373
http://www.securityfocus.com/bid/100809