An issue was discovered in the Linux kernel before 5.2. There is a NULL pointer dereference in tw5864_handle_frame() in drivers/media/pci/tw5864/tw5864-video.c, which may cause denial of service, aka CID-2e7682ebfc75. CREATE(Triage):(User=admin) CVE-2019-20806 (https://nvd.nist.gov/vuln/detail/CVE-2019-20806)