CVE-2023-53823 block/rq_qos: protect rq_qos apis with a new lock

In the Linux kernel, the following vulnerability has been resolved: block/rqqos: protect rqqos apis with a new lock commit 50e34d78815e "block: disable the elevator int delgendisk" move rqqosexit from diskrelease to delgendisk, this will introduce some problems: 1 If rqqosadd is triggered by...

Implementations of UDP-based application protocols are vulnerable to network loops

Overview A novel traffic-loop vulnerability has been identified against certain implementations of UDP-based applications protocols. An unauthenticated attacker can use maliciously-crafted packets against a UDP-based vulnerable implementation of application protocols e.g., DNS, NTP, TFTP that can...