https://archive.synology.com/download/D ... k/23739-1/
The update is expected to be available for all regions within the next few days, although the time of release in each region may vary slightly.
This update will restart your Synology NAS.
Fixed a security vulnerability regarding Linux kernel (CVE-2018-8897).
Enhance the performance of Surveillance Station when deleting recordings in btrfs volume.
Fixed multiple security vulnerabilities. (Synology-SA-18:33)
Fixed an issue where VAAI might fail after iSCSI LUN was recovered by LUN Backup.
Fixed an issue where LUN configuration might be inconsistent.
Minor bug fixes.