In the Linux kernel before 5.3.4, there is an info-leak bug that can be caused by a malicious USB device in the drivers/media/usb/ttusb-dec/ttusb_dec.c driver, aka CID-a10feaf8c464.
lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
www.openwall.com/lists/oss-security/2019/12/03/4
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.4
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a10feaf8c464c3f9cfdd3a8a7ce17e1c0d498da1
lists.debian.org/debian-lts-announce/2020/01/msg00013.html
lists.debian.org/debian-lts-announce/2020/03/msg00001.html