The vulnerability of the netem_dequeue() function in the net/sched/sch_netem.c module of the Linux operating system’s network scheduling subsystem allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the netemdequeue function in the net/sched/schnetem.c module of the Linux operating system’s network scheduling subsystem is related to the reutilization of previously released memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

CVE-2025-21703

In the Linux kernel, the following vulnerability has been resolved: netem: Update sch-q.qlen before qdisctreereducebacklog qdisctreereducebacklog notifies parent qdisc only if child qdisc becomes empty, therefore we need to reduce the backlog of the child qdisc before calling it. Otherwise it wou...