CVE-2026-90073

This Linux kernel vulnerability affects the net/sched hhf (Hierarchical Fair Queuing) scheduler. The root cause is that hhf_init() assigns the device MTU directly to the quantum without an overflow check; a device with a very large MTU (e.g., a dummy device with max_mtu == 0 accepting MTU 2147483...

AZL-66986 CVE-2025-39677 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: net/sched: Fix backlog accounting in qdiscdequeueinternal This issue applies for the following qdiscs: hhf, fq, fqcodel, and fqpie, and occurs in their change handlers when adjusting to the new limit. The problem is the following...

CVE-2025-39677 net/sched: Fix backlog accounting in qdisc_dequeue_internal

In the Linux kernel, the following vulnerability has been resolved: net/sched: Fix backlog accounting in qdiscdequeueinternal This issue applies for the following qdiscs: hhf, fq, fqcodel, and fqpie, and occurs in their change handlers when adjusting to the new limit. The problem is the following...