An issue was discovered in drivers/media/test-drivers/vidtv/vidtv_bridge.c in the Linux kernel 6.2. There is a NULL pointer dereference in vidtv_mux_stop_thread. In vidtv_stop_streaming, after dvb->mux=NULL occurs, it executes vidtv_mux_stop_thread(dvb->mux). CREATE(Triage):(User=admin) CVE-2023-31081 (https://nvd.nist.gov/vuln/detail/CVE-2023-31081)
