Kernel: vhost_net: infinite loop while receiving packets leads to DoS

An infinite loop issue was found in the vhostnet kernel module while handling incoming packets in handlerx. The infinite loop could occur if one end sends packets faster than the other end can process them. A guest user, maybe a remote one, could use this flaw to stall the vhostnet kernel thread,...

CVE-2019-17389

In RIOT 2019.07, the MQTT-SN implementation asymcute mishandles errors occurring during a read operation on a UDP socket. The receive loop ends. This allows an attacker via a large packet to prevent a RIOT MQTT-SN client from working until the device is restarted...