kernel: ipv6: mcast: extend RCU protection in igmp6_send()

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: extend RCU protection in igmp6send igmp6send can be called without RTNL or RCU being held. Extend RCU protection so that we can safely fetch the net pointer and avoid a potential UAF. Note that we no longer can use...

Important: kernel-livepatch-6.1.140-154.222

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: schhfsc: Fix qlen accounting bug when using peek in hfscenqueue CVE-2025-38000 In the Linux kernel, the following vulnerability has been resolved: can: bcm: add missing rcu read protection for procfs content...

Important: kernel-livepatch-6.1.134-150.224

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: schhfsc: Fix qlen accounting bug when using peek in hfscenqueue CVE-2025-38000 In the Linux kernel, the following vulnerability has been resolved: can: bcm: add missing rcu read protection for procfs content...

Important: kernel-livepatch-6.1.134-152.225

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: schhfsc: Fix qlen accounting bug when using peek in hfscenqueue CVE-2025-38000 In the Linux kernel, the following vulnerability has been resolved: can: bcm: add missing rcu read protection for procfs content...

SUSE CVE-2025-38460

In the Linux kernel, the following vulnerability has been resolved: atm: clip: Fix potential null-ptr-deref in toatmarpd. atmarpd is protected by RTNL since commit f3a0592b37b8 "ATM: clip causes unregister hang". However, it is not enough because toatmarpd is called without RTNL, especially...

kernel: net/sched: fix use-after-free in taprio_dev_notifier

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix use-after-free in tapriodevnotifier Since taprio’s tapriodevnotifier isn’t protected by an RCU read-side critical section, a race with advancesched can lead to a use-after-free. Adding rcureadlock inside...

CVE-2025-38453

In the Linux kernel, the following vulnerability has been resolved: iouring/msgring: ensure iokiocb freeing is deferred for RCU syzbot reports that defer/local taskwork adding via msgring can hit a request that has been freed: CPU: 1 UID: 0 PID: 19356 Comm: iou-wrk-19354 Not tainted...

SUSE CVE-2025-38397

In the Linux kernel, the following vulnerability has been resolved: nvme-multipath: fix suspicious RCU usage warning When I run the NVME over TCP test in virtme-ng, I get the following "suspicious RCU usage" warning in nvmempathaddsysfslink: ''' 5.024557 T44 nvmet: Created nvm controller 1 for...

CVE-2025-38460

In the Linux kernel, the following vulnerability has been resolved: atm: clip: Fix potential null-ptr-deref in toatmarpd. atmarpd is protected by RTNL since commit f3a0592b37b8 "ATM: clip causes unregister hang". However, it is not enough because toatmarpd is called without RTNL, especially...

CVE-2025-38453

In the Linux kernel, the following vulnerability has been resolved: iouring/msgring: ensure iokiocb freeing is deferred for RCU syzbot reports that defer/local taskwork adding via msgring can hit a request that has been freed: CPU: 1 UID: 0 PID: 19356 Comm: iou-wrk-19354 Not tainted...

UBUNTU-CVE-2025-38460

In the Linux kernel, the following vulnerability has been resolved: atm: clip: Fix potential null-ptr-deref in toatmarpd. atmarpd is protected by RTNL since commit f3a0592b37b8 "ATM: clip causes unregister hang". However, it is not enough because toatmarpd is called without RTNL, especially...

CVE-2025-38460

CVE-2025-38460 relates to the Linux kernel, fixing a potential null pointer dereference in the ATM clip path (to_atmarpd()). The issue arises because to_atmarpd() can be called without RTNL protection, notably via clip_neigh_solicit() / neigh_ops->solicit(), and there is no RTNL dependency aro...

CVE-2025-38460

In the Linux kernel, the following vulnerability has been resolved: atm: clip: Fix potential null-ptr-deref in toatmarpd. atmarpd is protected by RTNL since commit f3a0592b37b8 "ATM: clip causes unregister hang". However, it is not enough because toatmarpd is called without RTNL, especially...

CVE-2025-38460 atm: clip: Fix potential null-ptr-deref in to_atmarpd().

In the Linux kernel, the following vulnerability has been resolved: atm: clip: Fix potential null-ptr-deref in toatmarpd. atmarpd is protected by RTNL since commit f3a0592b37b8 "ATM: clip causes unregister hang". However, it is not enough because toatmarpd is called without RTNL, especially...

CVE-2025-38460 atm: clip: Fix potential null-ptr-deref in to_atmarpd().

In the Linux kernel, the following vulnerability has been resolved: atm: clip: Fix potential null-ptr-deref in toatmarpd. atmarpd is protected by RTNL since commit f3a0592b37b8 "ATM: clip causes unregister hang". However, it is not enough because toatmarpd is called without RTNL, especially...

CVE-2025-38453 io_uring/msg_ring: ensure io_kiocb freeing is deferred for RCU

In the Linux kernel, the following vulnerability has been resolved: iouring/msgring: ensure iokiocb freeing is deferred for RCU syzbot reports that defer/local taskwork adding via msgring can hit a request that has been freed: CPU: 1 UID: 0 PID: 19356 Comm: iou-wrk-19354 Not tainted...

CVE-2025-38453 io_uring/msg_ring: ensure io_kiocb freeing is deferred for RCU

In the Linux kernel, the following vulnerability has been resolved: iouring/msgring: ensure iokiocb freeing is deferred for RCU syzbot reports that defer/local taskwork adding via msgring can hit a request that has been freed: CPU: 1 UID: 0 PID: 19356 Comm: iou-wrk-19354 Not tainted...

CVE-2025-38453

CVE-2025-38453 affects the Linux kernel io_uring/msg_ring path, where io_kiocb freeing could occur while a previously freed request is still in use. The connected docs specify a root cause: requests allocated and freed independently in msg_ring can race with RCUs, risking use-after-free. The reco...

CVE-2025-38397

In the Linux kernel, the following vulnerability has been resolved: nvme-multipath: fix suspicious RCU usage warning When I run the NVME over TCP test in virtme-ng, I get the following "suspicious RCU usage" warning in nvmempathaddsysfslink: ''' 5.024557 T44 nvmet: Created nvm controller 1 for...

CVE-2025-38372

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix unsafe xarray access in implicit ODP handling xastore and xaerase were used without holding the proper lock, which led to a lockdep warning due to unsafe RCU usage. This patch replaces them with xastore and xaerase...