In the Linux kernel, the following vulnerability has been resolved:net: sched: fix ordering of qlen adjustmentChanges to sch->q.qlen around qdisc_tree_reduce_backlog() need to happen_before_ a call to said function because otherwise it may fail to notifyparent qdiscs when the child is about to become empty.
No PoCs from references.
- https://github.com/w4zu/Debian_security