CVE-2026-43496

The CVE-2026-43496 issue is in the Linux kernel net/sched sch_red path. When a red qdisc has children (e.g., qfq) whose peek() callback is qdisc_peek_dequeued(), a parent (e.g., tbf) attempting to retrieve an skb could trigger a kernel panic due to a problematic dequeue path. The documented seque...