This kernel update is based on the upstream 5.3.7 and fixes several issues: * various security issues in the usb subsystem * rtlp2pnoa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in the Linux kernel through 5.3.6 lacks a certain upper-bound check, leading to a buffer overflow (CVE-2019-17666)
Other issues fixed by this update:
For other upstream fixes in this update, see the referenced changelog.