kernel: net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too

In the Linux kernel, the following vulnerability has been resolved: netsched: hfsc: Fix a potential UAF in hfscdequeue too Similarly to the previous patch, we need to safe guard hfscdequeue too. But for this one, we don't have a reliable reproducer...

net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too

...

CVE-2025-37932 sch_htb: make htb_qlen_notify() idempotent

In the Linux kernel, the following vulnerability has been resolved: schhtb: make htbqlennotify idempotent htbqlennotify always deactivates the HTB class and in fact could trigger a warning if it is already deactivated. Therefore, it is not idempotent and not friendly to its callers, like...

CVE-2025-37823 net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too

In the Linux kernel, the following vulnerability has been resolved: netsched: hfsc: Fix a potential UAF in hfscdequeue too Similarly to the previous patch, we need to safe guard hfscdequeue too. But for this one, we don't have a reliable reproducer...

kernel: use-after-free in sch_qfq network scheduler

A use-after-free flaw was found in qfqdequeue and aggdequeue in net/sched/schqfq.c in the Traffic Control QoS subsystem in the Linux kernel. This issue may allow a local user to crash the system or escalate their privileges on the system...