Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: net/sched: schtaprio: Replace direct dequeue call with peek and qdiscdequeuepeeked When taprio’s software path peeks a non-work-conserving child qdisc, the child stashes the peeked skb in its gsoskb; tapriodequeuefromtxq then tak...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-43496)

In the Linux kernel, the following vulnerability has been resolved: net/sched: schred: Replace direct dequeue call with peek and qdiscdequeuepeeked When red qdisc has children eg qfq qdisc whose peek callback is qdiscpeekdequeued, we could get a kernel panic. When the parent of such qdiscs eg...

Astra Linux – vulnerability in linux-6.1, linux-6.12

In the Linux kernel, the following vulnerability has been resolved: net/sched: schred: Replace direct dequeue call with peek and qdiscdequeuepeeked When red qdisc has children e.g., qfq qdisc whose peek callback is qdiscpeekdequeued, we could get a kernel panic. When the parent of such qdiscs e.g...

Astra Linux – vulnerability in linux-6.1, linux-6.12

In the Linux kernel, the following vulnerability has been resolved: net/sched: schsfb: Replace direct dequeue call with peek and qdiscdequeuepeeked When sfb has children e.g., qfq qdisc whose peek callback is qdiscpeekdequeued, we could get a kernel panic. When the parent of such qdiscs e.g., as...

UBUNTU-CVE-2026-72036

In the Linux kernel, the following vulnerability has been resolved: net/sched: schmultiq: Replace direct dequeue call with peek and qdiscdequeuepeeked multiqdequeue takes a packet from a band's child with a direct -dequeue call after multiqpeek peeked it. When the child is non-work-conserving the...

CVE-2026-72036 net/sched: sch_multiq: Replace direct dequeue call with peek and qdisc_dequeue_peeked

In the Linux kernel, the following vulnerability has been resolved: net/sched: schmultiq: Replace direct dequeue call with peek and qdiscdequeuepeeked multiqdequeue takes a packet from a band's child with a direct -dequeue call after multiqpeek peeked it. When the child is non-work-conserving the...

CVE-2026-72036 net/sched: sch_multiq: Replace direct dequeue call with peek and qdisc_dequeue_peeked

In the Linux kernel, the following vulnerability has been resolved: net/sched: schmultiq: Replace direct dequeue call with peek and qdiscdequeuepeeked multiqdequeue takes a packet from a band's child with a direct -dequeue call after multiqpeek peeked it. When the child is non-work-conserving the...

EUVD-2026-58994

In the Linux kernel, the following vulnerability has been resolved: net/sched: schmultiq: Replace direct dequeue call with peek and qdiscdequeuepeeked multiqdequeue takes a packet from a band's child with a direct -dequeue call after multiqpeek peeked it. When the child is non-work-conserving the...

CVE-2026-72036

Summary (CVE-2026-72036): In the Linux kernel net/sched sch_multiq code, a direct dequeue() after multiq_peek() could return a different skb or mis-handle a stash in non-work-conserving paths, potentially desyncing qlen/backlog and, in some cases (e.g., certain qfq children), dereferencing NULL a...

CVE-2026-72035 net/sched: sch_taprio: Replace direct dequeue call with peek and qdisc_dequeue_peeked

In the Linux kernel, the following vulnerability has been resolved: net/sched: schtaprio: Replace direct dequeue call with peek and qdiscdequeuepeeked When taprio's software path peeks a non-work-conserving child qdisc, the child stashes the peeked skb in its gsoskb; tapriodequeuefromtxq then tak...

CVE-2026-72035 net/sched: sch_taprio: Replace direct dequeue call with peek and qdisc_dequeue_peeked

In the Linux kernel, the following vulnerability has been resolved: net/sched: schtaprio: Replace direct dequeue call with peek and qdiscdequeuepeeked When taprio's software path peeks a non-work-conserving child qdisc, the child stashes the peeked skb in its gsoskb; tapriodequeuefromtxq then tak...

CVE-2026-72036: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/sched: schmultiq: Replace direct dequeue call with peek and qdiscdequeuepeeked multiqdequeue takes a packet from a band's child with a direct -dequeue call after multiqpeek peeked it. When the child is non-work-conserving the...

CVE-2026-64012 net/sched: sch_sfb: Replace direct dequeue call with peek and qdisc_dequeue_peeked

In the Linux kernel, the following vulnerability has been resolved: net/sched: schsfb: Replace direct dequeue call with peek and qdiscdequeuepeeked When sfb has children eg qfq qdisc whose peek callback is qdiscpeekdequeued, we could get a kernel panic. When the parent of such qdiscs eg illustrat...